python: Update help text on 'make check', 'make develop'

Update for visual parity with the other targets.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Message-id: 20210629214323.1329806-13-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>

python/Makefile

@@ -21,10 +21,14 @@ help:
 	@echo "    These tests use the newest dependencies."
 	@echo "    Requires: Python 3.x"
 	@echo ""
-	@echo "make develop:    Install deps for 'make check', and"
-	@echo "                 the qemu libs in editable/development mode."
+	@echo "make check:"
+	@echo "    Run tests in your *current environment*."
+	@echo "    Performs no environment setup of any kind."
 	@echo ""
-	@echo "make check:      run linters using the current environment."
+	@echo "make develop:"
+	@echo "    Install deps needed for for 'make check',"
+	@echo "    and install the qemu package in editable mode."
+	@echo "    (Can be used in or outside of a venv.)"
 	@echo ""
 	@echo "make pipenv"
 	@echo "    Creates pipenv's virtual environment (.venv)"