Fix gcc and env setup for post install scripts broken by last few commits

Author: biddisco

recipes/paraview/5.13.2/zen2/environments.yaml

@@ -112,8 +112,8 @@ paraview-osmesa:
 
   # offscreen rendering
   - mesa         +osmesa
-  - osmesa ^mesa +osmesa
-  - glew ^[virtuals=gl] osmesa ^mesa +osmesa
+  - osmesa 
+  - glew 
 
   variants:
   - ~cuda

recipes/paraview/5.13.2/zen2/post-install

@@ -190,7 +190,7 @@ rm $BUILD_ENV_DEV
 sed -i "s|^CMAKE_PREFIX_PATH=|CMAKE_PREFIX_PATH=$PARAVIEW_INSTALL_DIR:|g" $BUILD_ENV
 
 # remove /dev/shm paths from build-env that will not be available to the final user
-GCCLOC=$($SPACK_CMD location -i gcc@12)
+GCCLOC=$($SPACK_CMD location -i gcc@12 +bootstrap )
 sed -i "s|/dev/shm/biddisco/spack/lib/spack/env/gcc|$GCCLOC/bin|g"  $BUILD_ENV
 sed -i "s|/dev/shm/biddisco/spack/bin|\$PATH|"                      $BUILD_ENV