Also run tests in QUICK, as before

ci/config.sh

@@ -127,9 +127,9 @@ build_tool_package happy
 # QUICK.
 # ------
 # Build the "quick" configuration, which builds a small subset of the overall
-# package set. We do this during the merge request validation pipeline. Note: If
-# "$QUICK" is non-null, it is used as a backwards-compat synonym for
-# BUILD_MODE=QUICK.
+# package set. (Also runs tests!) We do this during the merge request validation
+# pipeline. Note: If "$QUICK" is non-null, it is used as a backwards-compat
+# synonym for BUILD_MODE=QUICK.
 #
 # TEST.
 # -----
@@ -151,6 +151,8 @@ case "$BUILD_MODE" in
         only_package microlens
         only_package free
         only_package optparse-applicative
+        test_package system-test "$(pwd)/../tests/ghc-debug/test/"
+        test_package ghc-tests "$(pwd)/../tests/ghc-tests"
         ;;
     TEST)
         # FIXME: I specify a single "only_package" to prevent all the other