chore(deps): bump easimon/maximize-build-space from 6 to 8

Bumps [easimon/maximize-build-space](https://github.com/easimon/maximize-build-space) from 6 to 8.
- [Release notes](https://github.com/easimon/maximize-build-space/releases)
- [Changelog](https://github.com/easimon/maximize-build-space/blob/master/CHANGELOG.md)
- [Commits](https://github.com/easimon/maximize-build-space/compare/v6...v8)

---
updated-dependencies:
- dependency-name: easimon/maximize-build-space
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/cachix.yml

@@ -22,7 +22,7 @@ jobs:
           - tidal
           - maximal
     steps:
-      - uses: easimon/maximize-build-space@v6
+      - uses: easimon/maximize-build-space@v8
         name: Maximize build space
         with:
           overprovision-lvm: true

.github/workflows/check-docs.yml

@@ -19,7 +19,7 @@ jobs:
           - docs-manpages
           - docs-json
     steps:
-      - uses: easimon/maximize-build-space@v6
+      - uses: easimon/maximize-build-space@v8
         with:
           overprovision-lvm: true
           remove-android: true