Elimate python warning message for gfs_utils build (NOAA-EMC#69)

Update MODULEPATH and python version number in Gaea-specific module
file to eliminate a python version warning message when building.

  Resolves NOAA-EMC#66

modulefiles/gfsutils_gaea.intel.lua

@@ -6,16 +6,16 @@ help([[
 whatis([===[Loads libraries needed for building the UFS Weather Model on Gaea ]===])
 
 prepend_path("MODULEPATH", "/ncrc/proj/epic/spack-stack/spack-stack-1.6.0/envs/unified-env/install/modulefiles/Core")
-prepend_path("MODULEPATH", "/ncrc/proj/epic/spack-stack/spack-stack-1.6.0/envs/gsi-addon-dev/install/modulefiles/intel/2023.1.0")
+prepend_path("MODULEPATH", "/ncrc/proj/epic/spack-stack/spack-stack-1.6.0/envs/gsi-addon-dev/install/modulefiles/Core")
 
 stack_intel_ver=os.getenv("stack_intel_ver") or "2023.1.0"
 load(pathJoin("stack-intel", stack_intel_ver))
 
 stack_cray_mpich_ver=os.getenv("stack_cray_mpich_ver") or "8.1.25"
 load(pathJoin("stack-cray-mpich", stack_cray_mpich_ver))
 
-stack_python_ver=os.getenv("stack_python_ver") or "3.10.13"
-load(pathJoin("stack-python", "3.10.13"))
+stack_python_ver=os.getenv("stack_python_ver") or "3.11.6"
+load(pathJoin("stack-python", stack_python_ver))
 
 cmake_ver=os.getenv("cmake_ver") or "3.23.1"
 load(pathJoin("cmake", cmake_ver))