build(deps): bump apollo-server from 2.21.0 to 2.21.1

Bumps [apollo-server](https://github.com/apollographql/apollo-server/tree/HEAD/packages/apollo-server) from 2.21.0 to 2.21.1.
- [Release notes](https://github.com/apollographql/apollo-server/releases)
- [Changelog](https://github.com/apollographql/apollo-server/blob/main/CHANGELOG.md)
- [Commits](https://github.com/apollographql/apollo-server/commits/apollo-server@2.21.1/packages/apollo-server)

Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -28,13 +28,6 @@
   dependencies:
     apollo-env "^0.6.5"
 
-"@apollographql/graphql-playground-html@1.6.26":
-  version "1.6.26"
-  resolved "https://registry.yarnpkg.com/@apollographql/graphql-playground-html/-/graphql-playground-html-1.6.26.tgz#2f7b610392e2a872722912fc342b43cf8d641cb3"
-  integrity sha512-XAwXOIab51QyhBxnxySdK3nuMEUohhDsHQ5Rbco/V1vjlP75zZ0ZLHD9dTpXTN8uxKxopb2lUvJTq+M4g2Q0HQ==
-  dependencies:
-    xss "^1.0.6"
-
 "@apollographql/graphql-playground-html@1.6.27":
   version "1.6.27"
   resolved "https://registry.yarnpkg.com/@apollographql/graphql-playground-html/-/graphql-playground-html-1.6.27.tgz#bc9ab60e9445aa2a8813b4e94f152fa72b756335"
@@ -1714,7 +1707,7 @@ apollo-server-caching@^0.5.3:
   dependencies:
     lru-cache "^6.0.0"
 
-apollo-server-core@^2.21.0, apollo-server-core@^2.21.1:
+apollo-server-core@^2.21.1:
   version "2.21.1"
   resolved "https://registry.yarnpkg.com/apollo-server-core/-/apollo-server-core-2.21.1.tgz#5494e558e51a64cdd63b00a762ed600c4c73ee10"
   integrity sha512-aI+soLaqKMkWxH6l9xvPP1fCuZgD053SK09D79LQfMbJAHHvs3MI90UpydiY/W61K5l8ELl0YsKdqkQg8262nw==
@@ -1758,19 +1751,19 @@ apollo-server-errors@^2.4.2:
   resolved "https://registry.yarnpkg.com/apollo-server-errors/-/apollo-server-errors-2.4.2.tgz#1128738a1d14da989f58420896d70524784eabe5"
   integrity sha512-FeGxW3Batn6sUtX3OVVUm7o56EgjxDlmgpTLNyWcLb0j6P8mw9oLNyAm3B+deHA4KNdNHO5BmHS2g1SJYjqPCQ==
 
-apollo-server-express@^2.21.0:
-  version "2.21.0"
-  resolved "https://registry.yarnpkg.com/apollo-server-express/-/apollo-server-express-2.21.0.tgz#29bd4ec728e1992da240c5956c3ce6d95c1d252e"
-  integrity sha512-zbOSNGuxUjlOFZnRrbMpga3pKDEroitF4NAqoVxgBivx7v2hGsE7rljct3PucTx2cMN90AyYe3cU4oA8jBxZIQ==
+apollo-server-express@^2.21.1:
+  version "2.21.1"
+  resolved "https://registry.yarnpkg.com/apollo-server-express/-/apollo-server-express-2.21.1.tgz#b11af5ca952667e07952c0e5af8a65490a26c70a"
+  integrity sha512-O8msL01rl1iOfx4qmgpdNDXCh2u+adis8m2pHXZJfHciOoBmAgYaLlH7AOxpW5iHK/vQIwBM0dkPpxu5SaWpag==
   dependencies:
-    "@apollographql/graphql-playground-html" "1.6.26"
+    "@apollographql/graphql-playground-html" "1.6.27"
     "@types/accepts" "^1.3.5"
     "@types/body-parser" "1.19.0"
     "@types/cors" "2.8.8"
     "@types/express" "4.17.7"
     "@types/express-serve-static-core" "4.17.18"
     accepts "^1.3.5"
-    apollo-server-core "^2.21.0"
+    apollo-server-core "^2.21.1"
     apollo-server-types "^0.6.3"
     body-parser "^1.18.3"
     cors "^2.8.4"
@@ -1805,12 +1798,12 @@ apollo-server-types@^0.6.3:
     apollo-server-env "^3.0.0"
 
 apollo-server@^2.16.1:
-  version "2.21.0"
-  resolved "https://registry.yarnpkg.com/apollo-server/-/apollo-server-2.21.0.tgz#4e62131885b4a8a26bb8b5e77177bd0d4d210852"
-  integrity sha512-OqngjOSB0MEH6VKGWHcrqt4y39HlhYh9CrMvn4PhadTt53IPYRmBglk5qSRA8xMorGqy60iKrOReqj5YfCjTOg==
+  version "2.21.1"
+  resolved "https://registry.yarnpkg.com/apollo-server/-/apollo-server-2.21.1.tgz#9956b5e0e1cf87c3f050efb60bdb77da889e887e"
+  integrity sha512-z10nghSdF9tYvmTIezQlIpO7Q94YrbAuZtIBLswVdJXijHYmAtpWdlJ3BhWDiUFVFjocrcXrXhdw2jCtyXASDQ==
   dependencies:
-    apollo-server-core "^2.21.0"
-    apollo-server-express "^2.21.0"
+    apollo-server-core "^2.21.1"
+    apollo-server-express "^2.21.1"
     express "^4.0.0"
     graphql-subscriptions "^1.0.0"
     graphql-tools "^4.0.8"
@@ -9208,7 +9201,7 @@ xregexp@2.0.0:
   resolved "https://registry.yarnpkg.com/xregexp/-/xregexp-2.0.0.tgz#52a63e56ca0b84a7f3a5f3d61872f126ad7a5943"
   integrity sha1-UqY+VsoLhKfzpfPWGHLxJq16WUM=
 
-xss@^1.0.6, xss@^1.0.8:
+xss@^1.0.8:
   version "1.0.8"
   resolved "https://registry.yarnpkg.com/xss/-/xss-1.0.8.tgz#32feb87feb74b3dcd3d404b7a68ababf10700535"
   integrity sha512-3MgPdaXV8rfQ/pNn16Eio6VXYPTkqwa0vc7GkiymmY/DqR1SE/7VPAAVZz1GJsJFrllMYO3RHfEaiUGjab6TNw==