gst-env: fix program name in argparse

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-build/-/merge_requests/145>

diff --git a/gst-env.py b/gst-env.py
index 66ec272..11ca421 100755 (executable)
--- a/gst-env.py
+++ b/gst-env.py
@@ -392,7 +392,7 @@ def get_windows_shell():
     return result.decode().strip()
 
 if __name__ == "__main__":
-    parser = argparse.ArgumentParser(prog="gstreamer-uninstalled")
+    parser = argparse.ArgumentParser(prog="gst-env")
 
     parser.add_argument("--builddir",
                         default=DEFAULT_BUILDDIR,