fix(chainconfig): make adminAddr optional

Making admin address field on the chain config popup optional instead of required, now that we introduced APTOS support on the popup, APTOS does not require admin address.

JIRA: https://smartcontract-it.atlassian.net/browse/DPA-1160

.changeset/real-zoos-jump.md

@@ -0,0 +1,5 @@
+---
+'@smartcontractkit/operator-ui': minor
+---
+
+chainconfg: make admin address optional

src/components/Form/ChainConfigurationForm.test.tsx

@@ -35,9 +35,6 @@ describe('ChainConfigurationForm', () => {
     expect(await findByTestId('accountAddr-helper-text')).toHaveTextContent(
       'Required',
     )
-    expect(await findByTestId('adminAddr-helper-text')).toHaveTextContent(
-      'Required',
-    )
   })
 
   it('validates OCR input', async () => {

src/components/Form/ChainConfigurationForm.tsx

@@ -57,7 +57,7 @@ const ValidationSchema = Yup.object().shape({
   chainType: Yup.string().required('Required'),
   accountAddr: Yup.string().required('Required'),
   accountAddrPubKey: Yup.string().nullable(),
-  adminAddr: Yup.string().required('Required'),
+  adminAddr: Yup.string(),
   ocr1Multiaddr: Yup.string()
     .when(['ocr1Enabled', 'ocr1IsBootstrap'], {
       is: (enabled: boolean, isBootstrap: boolean) => enabled && isBootstrap,
@@ -327,7 +327,6 @@ export const ChainConfigurationForm = withStyles(styles)(
                     id="adminAddr"
                     name="adminAddr"
                     label="Admin Address"
-                    required
                     fullWidth
                     helperText="The address used for LINK payments"
                     FormHelperTextProps={{