refactor: rename meta_tools to meta_search_tools files

Renamed files for consistency with function naming:

- meta_tools.py -> meta_search_tools.py

- meta_tools_example.py -> meta_search_tools_example.py

- test_meta_tools.py -> test_meta_search_tools.py

- Updated imports to use new module name

Author: ryoppippi

examples/meta_tools_example.py examples/meta_search_tools_example.pyexamples/meta_tools_example.py renamed to examples/meta_search_tools_example.py

@@ -491,7 +491,7 @@ def meta_search_tools(self) -> "Tools":
         Note:
             This feature is in beta and may change in future versions
         """
-        from stackone_ai.meta_tools import (
+        from stackone_ai.meta_search_tools import (
             ToolIndex,
             create_meta_search_tools_execute_tool,
             create_meta_search_tools_filter_tool,

stackone_ai/meta_tools.py stackone_ai/meta_search_tools.pystackone_ai/meta_tools.py renamed to stackone_ai/meta_search_tools.py

@@ -4,7 +4,7 @@
 import responses
 
 from stackone_ai import StackOneTool, Tools
-from stackone_ai.meta_tools import (
+from stackone_ai.meta_search_tools import (
     ToolIndex,
     create_meta_search_tools_execute_tool,
     create_meta_search_tools_filter_tool,