These mimic dbgtag.py, but provide debugging for the lower-level integer
primitives in littlefs:
$ ./scripts/dbgleb128.py -x 2a 80 80 a8 01
2a 42
80 80 a8 01 2752512
$ ./scripts/dbgle32.py -x 2a 00 00 00 00 00 2a 00
2a 00 00 00 42
00 00 2a 00 2752512
dbgleb128.py is probably going to be more useful, but I figured we might
as well include both for completeness. Though dbgle32.py is begging to
be generalized.