Adds rpm specs to migration repo

specs/external/gdb/load_lts_printers.py

@@ -0,0 +1,9 @@
+import sys
+import os.path
+
+moddir = os.path.dirname(__file__)
+if not moddir in sys.path:
+    sys.path.insert(0, moddir)
+
+import lts_printers
+lts_printers.registerPrettyPrinters()