[ReleasePR apimanagement] [APIM] Update description of required ciphe…

…rs in custom properties (#2763)

Create to sync Azure/azure-rest-api-specs#22264
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schemas/2021-08-01/Microsoft.ApiManagement.json

@@ -3012,7 +3012,7 @@
               "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
             }
           ],
-          "description": "Custom properties of the API Management service.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Ciphers.TripleDes168` will disable the cipher TLS_RSA_WITH_3DES_EDE_CBC_SHA for all TLS(1.0, 1.1 and 1.2).</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Protocols.Tls11` can be used to disable just TLS 1.1.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Protocols.Tls10` can be used to disable TLS 1.0 on an API Management service.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Backend.Protocols.Tls11` can be used to disable just TLS 1.1 for communications with backends.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Backend.Protocols.Tls10` can be used to disable TLS 1.0 for communications with backends.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Protocols.Server.Http2` can be used to enable HTTP2 protocol on an API Management service.</br>Not specifying any of these properties on PATCH operation will reset omitted properties' values to their defaults. For all the settings except Http2 the default value is `True` if the service was created on or before April 1st 2018 and `False` otherwise. Http2 setting's default value is `False`.</br></br>You can disable any of next ciphers by using settings `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Ciphers.[cipher_name]`: TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, TLS_RSA_WITH_AES_128_GCM_SHA256, TLS_RSA_WITH_AES_256_CBC_SHA256, TLS_RSA_WITH_AES_128_CBC_SHA256, TLS_RSA_WITH_AES_256_CBC_SHA, TLS_RSA_WITH_AES_128_CBC_SHA. For example, `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Ciphers.TLS_RSA_WITH_AES_128_CBC_SHA256`:`false`. The default value is `true` for them.  Note: next ciphers can't be disabled since they are required by Azure CloudService internal components: TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384,TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256,TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384,TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256,TLS_RSA_WITH_AES_256_GCM_SHA384"
+          "description": "Custom properties of the API Management service.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Ciphers.TripleDes168` will disable the cipher TLS_RSA_WITH_3DES_EDE_CBC_SHA for all TLS(1.0, 1.1 and 1.2).</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Protocols.Tls11` can be used to disable just TLS 1.1.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Protocols.Tls10` can be used to disable TLS 1.0 on an API Management service.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Backend.Protocols.Tls11` can be used to disable just TLS 1.1 for communications with backends.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Backend.Protocols.Tls10` can be used to disable TLS 1.0 for communications with backends.</br>Setting `Microsoft.WindowsAzure.ApiManagement.Gateway.Protocols.Server.Http2` can be used to enable HTTP2 protocol on an API Management service.</br>Not specifying any of these properties on PATCH operation will reset omitted properties' values to their defaults. For all the settings except Http2 the default value is `True` if the service was created on or before April 1, 2018 and `False` otherwise. Http2 setting's default value is `False`.</br></br>You can disable any of the following ciphers by using settings `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Ciphers.[cipher_name]`: TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, TLS_RSA_WITH_AES_128_GCM_SHA256, TLS_RSA_WITH_AES_256_CBC_SHA256, TLS_RSA_WITH_AES_128_CBC_SHA256, TLS_RSA_WITH_AES_256_CBC_SHA, TLS_RSA_WITH_AES_128_CBC_SHA. For example, `Microsoft.WindowsAzure.ApiManagement.Gateway.Security.Ciphers.TLS_RSA_WITH_AES_128_CBC_SHA256`:`false`. The default value is `true` for them.</br> Note: The following ciphers can't be disabled since they are required by internal platform components: TLS_AES_256_GCM_SHA384,TLS_AES_128_GCM_SHA256,TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384,TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256,TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384,TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256"
         },
         "disableGateway": {
           "oneOf": [