Ensure RepoPath is lowercased in gitea serv

[zeripath]

#12624 missed lowering the provided repoPath.

(Additionally make a few fixes to the way the debug flag works.)

Fix #12659
Fix #12667

Signed-off-by: Andrew Thornton [email protected]

[zeripath]

The changes to debug mean that you can actually run debug and push/pull without it breaking - apologies that I hadn't noticed that before.

[codecov-commenter]

Codecov Report

Merging #12668 into master will decrease coverage by 0.01%.
The diff coverage is 16.66%.

@@            Coverage Diff             @@
##           master   #12668      +/-   ##
==========================================
- Coverage   43.31%   43.30%   -0.02%     
==========================================
  Files         646      646              
  Lines       71588    71592       +4     
==========================================
- Hits        31010    31002       -8     
- Misses      35569    35576       +7     
- Partials     5009     5014       +5     

Impacted Files	Coverage Δ
cmd/serv.go	2.08% <16.66%> (-0.78%)	⬇️
services/pull/update.go	51.92% <0.00%> (-5.77%)	⬇️
modules/git/utils.go	73.77% <0.00%> (-3.28%)	⬇️
services/pull/temp_repo.go	26.59% <0.00%> (-3.20%)	⬇️
modules/queue/unique_queue_disk_channel.go	53.84% <0.00%> (-1.54%)	⬇️
modules/log/event.go	56.60% <0.00%> (-0.95%)	⬇️
services/pull/pull.go	42.03% <0.00%> (-0.70%)	⬇️
modules/git/repo.go	49.23% <0.00%> (-0.51%)	⬇️
modules/queue/workerpool.go	60.00% <0.00%> (+1.22%)	⬆️
models/unit.go	49.31% <0.00%> (+2.73%)	⬆️
... and 2 more

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