Fix amd gfx regex

Author: zerefwayne

init/eessi_archdetect.sh

@@ -275,11 +275,11 @@ accelpath() {
     log "DEBUG" "accelpath: Override variable set as '$EESSI_ACCELERATOR_TARGET_OVERRIDE' "
     if [ ! -z $EESSI_ACCELERATOR_TARGET_OVERRIDE ]; then
         # Updated regex to allow both NVIDIA and AMD overrides
-        if [[ "$EESSI_ACCELERATOR_TARGET_OVERRIDE" =~ ^accel/(nvidia/cc[0-9]+|amd/gfx[0-9a-z]+)$ ]]; then
+        if [[ "$EESSI_ACCELERATOR_TARGET_OVERRIDE" =~ ^accel/(nvidia/cc[0-9]+|amd/gfx[0-9a-f]+)$ ]]; then
             echo "$EESSI_ACCELERATOR_TARGET_OVERRIDE"
             return 0
         else
-            log "ERROR" "Value of \$EESSI_ACCELERATOR_TARGET_OVERRIDE should match 'accel/nvidia/cc[0-9]+' or 'accel/amd/gfx[0-9a-z]+', but it does not: '$EESSI_ACCELERATOR_TARGET_OVERRIDE'"
+            log "ERROR" "Value of \$EESSI_ACCELERATOR_TARGET_OVERRIDE should match 'accel/nvidia/cc[0-9]+' or 'accel/amd/gfx[0-9a-f]+', but it does not: '$EESSI_ACCELERATOR_TARGET_OVERRIDE'"
             return 1
         fi
     fi