Fix a typo and grammar item

docs/EXAMPLES.md

@@ -54,7 +54,7 @@ jobs:
     # NOTE: 'steps.auth.outputs.auth_token' will be a federated authentication
     # token, it does not correspond to the service account. To get a token for
     # the service account, specify the 'token_format' parameter and use the
-    # 'accesss_token' output.
+    # 'access_token' output.
     #
     # - uses: 'google-github-actions/auth@v3'
     #   with:

src/client/workload_identity_federation.ts

@@ -199,7 +199,7 @@ export class WorkloadIdentityFederationClient extends Client implements AuthClie
       },
     };
 
-    // Only request impersonation if a service account was given, otherwise use
+    // Only request impersonation if a service account was given; otherwise, use
     // the WIF identity directly.
     if (this.#serviceAccount) {
       const impersonationURL = `${this._endpoints.iamcredentials}/projects/-/serviceAccounts/${this.#serviceAccount}:generateAccessToken`;