add the version info as a simple print for now

gridded_glm/libexec/gridded_glm/_minute_gridder.py

@@ -430,6 +430,11 @@ def main():
     if levels[min(3, args.verbosity)] > logging.DEBUG:
         import warnings
         warnings.filterwarnings("ignore")
+
+    if args.version:
+        print(f"CSPP Geo Gridded GLM version {get_cspp_gglm_version()}")
+        exit(0)
+
     log.info("Starting GLM Gridding")
     log.debug("Starting script with: %s", sys.argv)