- Update github.com/xanzy/go-gitlab from v0.93.0 to v0.101.0
- Update rebase MR functions to use RebaseMergeRequestOptions for setting the "skip_ci" field
- Update all request options to use the LabelOptions type
- Replace deprecated gitlab.{String,Int,Bool,etc} functions with gitlab.Ptr

Fixes #7504

Signed-off-by: Justen Stall <justenstall@gmail.com>