Report skipped checks separately in shell tests

test/shell.d/bar-icon-geometry-test.sh

@@ -7,7 +7,7 @@ source "$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)/base-test.sh"
 require_compositor "bar icon geometry test"
 
 if ! command -v quickshell >/dev/null 2>&1; then
-  pass "quickshell not installed; skipping bar icon geometry test"
+  skip "quickshell not installed; skipping bar icon geometry test"
   exit 0
 fi