Rebalance test parallelism (#55065)

Author: BrettDong

build-scripts/gha_test_only.sh

@@ -46,15 +46,15 @@ then
     fi
 
     # Run regular tests
-    [ -f "${bin_path}cata_test" ] && parallel --verbose --linebuffer "run_test $(printf %q "${bin_path}")'/cata_test' '('{}')=> ' --user-dir=test_user_dir_{#} {}" ::: "crafting_skill_gain" "[slow] ~crafting_skill_gain" "~[slow] ~[.]"
-    [ -f "${bin_path}cata_test-tiles" ] && parallel --verbose --linebuffer "run_test $(printf %q "${bin_path}")'/cata_test-tiles' '('{}')=> ' --user-dir=test_user_dir_{#} {}" ::: "crafting_skill_gain" "[slow] ~crafting_skill_gain" "~[slow] ~[.]"
+    [ -f "${bin_path}cata_test" ] && parallel --verbose --linebuffer "run_test $(printf %q "${bin_path}")'/cata_test' '('{}')=> ' --user-dir=test_user_dir_{#} {}" ::: "[slow] ~starting_items" "~[slow] ~[.],starting_items"
+    [ -f "${bin_path}cata_test-tiles" ] && parallel --verbose --linebuffer "run_test $(printf %q "${bin_path}")'/cata_test-tiles' '('{}')=> ' --user-dir=test_user_dir_{#} {}" ::: "[slow] ~starting_items" "~[slow] ~[.],starting_items"
 else
     export ASAN_OPTIONS=detect_odr_violation=1
     export UBSAN_OPTIONS=print_stacktrace=1
-    parallel -j "$num_test_jobs" --verbose --linebuffer "run_test './tests/cata_test' '('{}')=> ' --user-dir=test_user_dir_{#} {}" ::: "crafting_skill_gain" "[slow] ~crafting_skill_gain" "~[slow] ~[.]"
+    parallel -j "$num_test_jobs" --verbose --linebuffer "run_test './tests/cata_test' '('{}')=> ' --user-dir=test_user_dir_{#} {}" ::: "[slow] ~starting_items" "~[slow] ~[.],starting_items"
     if [ -n "$MODS" ]
     then
-        parallel -j "$num_test_jobs" --verbose --linebuffer "run_test './tests/cata_test' 'Mods-('{}')=> ' $(printf %q "${MODS}") --user-dir=modded_{#} {}" ::: "crafting_skill_gain" "[slow] ~crafting_skill_gain" "~[slow] ~[.]"
+        parallel -j "$num_test_jobs" --verbose --linebuffer "run_test './tests/cata_test' 'Mods-('{}')=> ' $(printf %q "${MODS}") --user-dir=modded_{#} {}" ::: "[slow] ~starting_items","~[slow] ~[.],starting_items"
     fi
 
     if [ -n "$TEST_STAGE" ]