Bump isomorphic-git from 1.25.0 to 1.25.6

Bumps [isomorphic-git](https://github.com/isomorphic-git/isomorphic-git) from 1.25.0 to 1.25.6.
- [Release notes](https://github.com/isomorphic-git/isomorphic-git/releases)
- [Changelog](https://github.com/isomorphic-git/isomorphic-git/blob/main/docs/in-the-news.md)
- [Commits](isomorphic-git/isomorphic-git@v1.25.0...v1.25.6)

---
updated-dependencies:
- dependency-name: isomorphic-git
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -26,7 +26,7 @@
  "ajv": "^8.12.0",
  "bootstrap": "^5.3.2",
  "buffer": "^6.0.3",
- "isomorphic-git": "^1.25.0",
+ "isomorphic-git": "^1.25.6",
  "oidc-client-ts": "^2.4.0",
  "open-iconic": "^1.1.1",
  "prismjs": "^1.29.0",