build: run lint before tests

Have `make test` run linting tools before tests rather than after. Lint
is likely to find issues quickly. Tests may take a while to run. So do
the linting first.

Refs: #4546 (comment)
PR-URL: #5470
Reviewed-By: Johan Bergström <bugs@bergstroem.nu>
Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>

Makefile

@@ -111,9 +111,9 @@ v8:
 	$(MAKE) -C deps/v8 $(V8_ARCH) $(V8_BUILD_OPTIONS)
 
 test: | cctest  # Depends on 'all'.
-	$(PYTHON) tools/test.py --mode=release message parallel sequential -J
 	$(MAKE) jslint
 	$(MAKE) cpplint
+	$(PYTHON) tools/test.py --mode=release message parallel sequential -J
 
 test-parallel: all
 	$(PYTHON) tools/test.py --mode=release parallel -J