[ADAP-849] removes some user connection details from stdout (dbt-labs…

…#756)

* update RELEASE_BRANCH env

* remove some connection fields that may be sensitive user information that we don't want showing up in dbt debug commands

* add changelog and comment pointing to docs

.changes/unreleased/Fixes-20230828-143834.yaml

@@ -0,0 +1,6 @@
+kind: Fixes
+body: remove senesitive creds from dbt debug stdout
+time: 2023-08-28T14:38:34.380646-05:00
+custom:
+  Author: McKnight-42
+  Issue: "754"

dbt/adapters/snowflake/connections.py

@@ -103,6 +103,8 @@ def type(self):
     def unique_field(self):
         return self.account
 
+    # the results show up in the output of dbt debug runs, for more see..
+    # https://docs.getdbt.com/guides/dbt-ecosystem/adapter-development/3-building-a-new-adapter#editing-the-connection-manager
     def _connection_keys(self):
         return (
             "account",
@@ -112,9 +114,7 @@ def _connection_keys(self):
             "role",
             "schema",
             "authenticator",
-            "private_key",
             "private_key_path",
-            "private_key_passphrase",
             "token",
             "oauth_client_id",
             "query_tag",