added public MAPL_GridCompGetVarSpecs

Author: weiyuan-jiang

CHANGELOG.md

@@ -18,6 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Added public interface MAPL_GridCompGetVarSpecs
 - Change minimum CMake version to 3.24
   - This is needed for f2py and meson support
 - Refactored tableEnd check

generic/MAPL_Generic.F90

@@ -166,6 +166,7 @@ module MAPL_GenericMod
    !public MAPL_StateSetSpecAttrib
    !public MAPL_StateGetVarSpecs
    !public MAPL_StatePrintSpec
+   public MAPL_GridCompGetVarSpecs
    public MAPL_StatePrintSpecCSV
 
    ! MAPL_Connect