spelling: preexisting

Signed-off-by: Josh Soref <[email protected]>

Author: jsoref

src/google/adk/tools/apihub_tool/clients/secret_client.py

@@ -29,7 +29,7 @@ class SecretManagerClient:
 
   This class provides a simplified interface for retrieving secrets from
   Secret Manager, handling authentication using either a service account
-  JSON keyfile (passed as a string) or a pre-existing authorization token.
+  JSON keyfile (passed as a string) or a preexisting authorization token.
 
   Attributes:
       _credentials:  Google Cloud credentials object (ServiceAccountCredentials

src/google/adk/tools/bigquery/bigquery_credentials.py

@@ -70,7 +70,7 @@ class BigQueryCredentialsConfig(BaseModel):
   To load service account key credentials, use: `google.auth.load_credentials_from_file(...)`.
   See more details in https://cloud.google.com/iam/docs/service-account-creds#user-managed-keys.
 
-  When the deployed environment cannot provide a pre-existing credential,
+  When the deployed environment cannot provide a preexisting credential,
   consider setting below client_id, client_secret and scope for end users to go
   through oauth flow, so that agent can access the user data.
   """