update library counts after removal of libGlw and libVk

tests/check_install.sh

@@ -21,7 +21,7 @@ if [[ ! -z "${GROUP_DIR}" ]]; then
 	rc=2
     fi
     # count testing libraries
-    elibs=575
+    elibs=573
     flibs=`find . -name \*.a | wc -l`
     if [ "x$elibs" = "x$flibs" ]; then
 	echo "All expected $elibs libraries have been created"