chore: Bump googleapis_auth to allow 2.0.0 release. (serverpod#3376)

Author: SandPod

modules/serverpod_auth/serverpod_auth_server/pubspec.yaml

@@ -18,7 +18,7 @@ dependencies:
   openid_client: ^0.4.8
   meta: ^1.8.0
   googleapis: '>=11.0.0 <15.0.0'
-  googleapis_auth: ^1.6.0
+  googleapis_auth: '>=1.6.0 <3.0.0'
   http: '>=1.0.0 <2.0.0'
   image: ^4.0.15
   jose: ^0.3.3

templates/pubspecs/modules/serverpod_auth/serverpod_auth_server/pubspec.yaml

@@ -17,7 +17,7 @@ dependencies:
   openid_client: ^0.4.8
   meta: ^1.8.0
   googleapis: '>=11.0.0 <15.0.0'
-  googleapis_auth: ^1.6.0
+  googleapis_auth: '>=1.6.0 <3.0.0'
   http: '>=1.0.0 <2.0.0'
   image: ^4.0.15
   jose: ^0.3.3