bump oblast to 0.13.2, gg to 1.12.0

[majewsky]

This moves some types to a different package (oblast/handle -> gg/gsql), so there are a ton of renames that Renovate does not know how to handle. There is nothing in this PR except for the version bumps and renames.

[github-actions]

Merging this branch will not change overall coverage

Impacted Packages	Coverage Δ	🤖
github.com/sapcc/castellum	0.00% (ø)
github.com/sapcc/castellum/internal/api	88.85% (ø)
github.com/sapcc/castellum/internal/tasks	78.33% (ø)
github.com/sapcc/castellum/internal/test	0.00% (ø)

---

Coverage by file

Changed files (no unit tests)

Changed File	Coverage Δ	Total	Covered	Missed	🤖
github.com/sapcc/castellum/internal/api/api.go	84.40% (ø)	436	368	68
github.com/sapcc/castellum/internal/api/operations.go	88.89% (ø)	504	448	56
github.com/sapcc/castellum/internal/tasks/asset_resize.go	83.33% (ø)	144	120	24
github.com/sapcc/castellum/internal/tasks/asset_scrape.go	84.62% (ø)	624	528	96
github.com/sapcc/castellum/internal/tasks/context.go	0.00% (ø)	8	0	8
github.com/sapcc/castellum/internal/tasks/garbage_collect.go	50.00% (ø)	16	8	8
github.com/sapcc/castellum/internal/tasks/resource_scrape.go	73.08% (ø)	208	152	56
github.com/sapcc/castellum/internal/test/setup.go	0.00% (ø)	0	0	0
github.com/sapcc/castellum/main.go	0.00% (ø)	0	0	0

Please note that the "Total", "Covered", and "Missed" counts above refer to code statements instead of lines of code. The value in brackets refers to the test coverage of that file in the old version of the code.