scripts/gdb: fix typo in exception name

Signed-off-by: Thiébaud Weksteen <[e-mail]>
Signed-off-by: Jan Kiszka <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

scripts/gdb/linux/utils.py

···
         elif "big endian" in endian:
             target_endianness = BIG_ENDIAN
         else:
-            raise gdb.GdgError("unknown endianness '{0}'".format(str(endian)))
+            raise gdb.GdbError("unknown endianness '{0}'".format(str(endian)))
     return target_endianness