Add new allowed values to field validations on CredentialIssuer

The new values are used by the impersonation proxy's status.

deploy/concierge/config.concierge.pinniped.dev_credentialissuers.yaml

@@ -111,6 +111,7 @@ spec:
                             can use with a strategy.
                           enum:
                           - TokenCredentialRequestAPI
+                          - ImpersonationProxy
                           type: string
                       required:
                       - type
@@ -126,8 +127,13 @@ spec:
                     reason:
                       description: Reason for the current status.
                       enum:
-                      - FetchedKey
+                      - Listening
+                      - Pending
+                      - Disabled
+                      - ErrorDuringSetup
                       - CouldNotFetchKey
+                      - CouldNotGetClusterInfo
+                      - FetchedKey
                       type: string
                     status:
                       description: Status of the attempted integration strategy.
@@ -139,6 +145,7 @@ spec:
                       description: Type of integration attempted.
                       enum:
                       - KubeClusterSigningCertificate
+                      - ImpersonationProxy
                       type: string
                   required:
                   - lastUpdateTime