flatpak-coredumpctl: Require Python 3.10 or greater at runtime

scripts/flatpak-coredumpctl

@@ -1,8 +1,17 @@
 #!/usr/bin/env python3
+import sys
+
+if sys.version_info < (3, 10):
+    print(
+        f'A minimum Python version of at least 3.10 is required, '
+        f'{sys.version_info.major}.{sys.version_info.minor}.{sys.version_info.micro} was found',
+        file=sys.stderr
+    )
+    sys.exit(1)
+
 import argparse
 import re
 import shutil
-import sys
 import subprocess
 import shlex
 import tempfile