Fix remaining import errors in test_imports.py: use relative imports for interceptor and workflows

- Changed 'from interceptor import' to 'from .interceptor import'
- Changed 'from workflows import' to 'from .workflows import'
- This resolves pytest collection error: ModuleNotFoundError: No module named 'interceptor'
- All imports in test_imports.py now use relative imports consistently
- Local lint and test checks pass completely

Co-Authored-By: deepika awasthi <deepika.awasthi@temporal.io>

Author: devin-ai-integration[bot]

multiline_logging/test_imports.py

@@ -4,15 +4,15 @@
 """
 
 try:
-    from interceptor import MultilineLoggingInterceptor
+    from .interceptor import MultilineLoggingInterceptor
 
     print("✅ Interceptor imports successfully")
 
     from .activities import complex_failing_activity, failing_activity
 
     print("✅ Activities import successfully")
 
-    from workflows import MultilineLoggingWorkflow
+    from .workflows import MultilineLoggingWorkflow
 
     print("✅ Workflows import successfully")