dont use hooks when installing into host_injections

scripts/gpu_support/nvidia/install_cuda_and_libraries.sh

@@ -99,6 +99,10 @@ SAVE_MODULEPATH=${MODULEPATH}
 for EASYSTACK_FILE in ${TOPDIR}/easystacks/eessi-*CUDA*.yml; do
     echo -e "Processing easystack file ${easystack_file}...\n\n"
 
+    # We don't want hooks used in this install, we need vanilla installations
+    touch "${tmpdir}"/none.py
+    export EASYBUILD_HOOKS="${tmpdir}/none.py"
+
     # determine version of EasyBuild module to load based on EasyBuild version included in name of easystack file
     eb_version=$(echo ${EASYSTACK_FILE} | sed 's/.*eb-\([0-9.]*\).*/\1/g')