CI: huge linux builds should also run syntax & indent tests

closes: #15960

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6b3b3d0..df10418 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -171,7 +171,7 @@
           normal)
             ;;
           huge)
-            echo "TEST=scripttests test_libvterm"
+            echo "TEST=scripttests test_libvterm indenttest syntaxtest"
             INTERFACE=${{ matrix.interface || 'yes' }}
             if ${{ matrix.python3 == 'stable-abi' }}; then
               PYTHON3_CONFOPT="--with-python3-stable-abi=3.8"
@@ -268,7 +268,7 @@
       - name: Test
         timeout-minutes: 25
         run: |
-          do_test() { sg audio "sg $(id -gn) '$*'"; }
+          do_test() { echo "$*"; sg audio "sg $(id -gn) '$*'"; }
           do_test make ${SHADOWOPT} ${TEST}
 
       - if: ${{ !cancelled() }}
diff --git a/runtime/indent/Makefile b/runtime/indent/Makefile
index 36a3f15..2af1276 100644
--- a/runtime/indent/Makefile
+++ b/runtime/indent/Makefile
@@ -11,6 +11,7 @@
 # If a test fails a testdir/*.fail file will be written.
 test:
 	VIMRUNTIME=$(VIMRUNTIME) $(VIMPROG) --clean --not-a-term -u testdir/runtest.vim
+	@echo "INDENT TESTS: DONE"
 
 
 clean testclean:
diff --git a/runtime/syntax/testdir/runtest.vim b/runtime/syntax/testdir/runtest.vim
index 2fba6a6..7113602 100644
--- a/runtime/syntax/testdir/runtest.vim
+++ b/runtime/syntax/testdir/runtest.vim
@@ -431,7 +431,7 @@
     call Message('View generated screendumps with "../../src/vim --clean -S testdir/viewdumps.vim"')
   endif
 
-  call AppendMessages('== SUMMARY ==')
+  call AppendMessages('== SUMMARY SYNTAX TESTS ==')
 
   if len(failed_tests) > 0
     " have make report an error