🐞 Fix invalid char in snowflake & bigquery namespace (#10793)

* Add namespace test for snowflake

* Enable namespace test for bigquery

* Format code

* Capitalize test case id

* Update exception message to point to test case file

* Update snowflake name transformer to prepend underscore

* Override convertStreamName instead of getIdentifier

* Add missing state message

* Remove unused import

* Disable more namespace test cases

We don't want to introduce changes that will affect existing connections for now.

* Dry method that mutates namespace

* Pass through null

* Normalize namespace

* Fix test case

* Revert consumer factory changes

* Normalize namespace in catalog

* Revert catalog normalization

* Enable namespace test for all snowflake destination tests

* Test namespace for both bigquery destination tests

* Add unit test for bigquery name transformer

* Transform bigquery schema name

* Fix avro name transformer

* Normalize avro namespace

* Standardize namespace in gcs utils

* Bump version for snowflake and bigquery

* Enable namespace test for bigquery denormalized

* Dry bigquery denormalized acceptance test

* Revert some of the variable scope change

* Fix unit test

* Bump version

* Introduce getNamespace method

* Implement getNamespace method for bigquery

* Switch to getNamespace methods

* Update comments

* Fix bigquery denormalized acceptance test

* Format code

* Dry bigquery destination test

* Skip partition test for gcs mode

* Bump version

airbyte-integrations/bases/base-java/src/main/java/io/airbyte/integrations/destination/NamingConventionTransformer.java

@@ -21,6 +21,12 @@ public interface NamingConventionTransformer {
    */
   String getIdentifier(String name);
 
+  /**
+   * Handle naming conversions of an input name to output a valid namespace for the desired
+   * destination.
+   */
+  String getNamespace(String namespace);
+
   /**
    * Same as getIdentifier but returns also the name of the table for storing raw data
    *

airbyte-integrations/bases/base-java/src/main/java/io/airbyte/integrations/destination/StandardNameTransformer.java

@@ -22,6 +22,14 @@ public class StandardNameTransformer implements NamingConventionTransformer {
     return convertStreamName(name);
   }
 
+  /**
+   * Most destinations have the same naming requirement for namespace and stream names.
+   */
+  @Override
+  public String getNamespace(final String namespace) {
+    return convertStreamName(namespace);
+  }
+
   @Override
   public String getRawTableName(final String streamName) {
     return convertStreamName("_airbyte_raw_" + streamName);