build(deps): bump invenio-admin from 1.5.0 to 1.5.1

Bumps [invenio-admin](https://github.com/inveniosoftware/invenio-admin) from 1.5.0 to 1.5.1.
- [Changelog](https://github.com/inveniosoftware/invenio-admin/blob/master/CHANGES.rst)
- [Commits](inveniosoftware/invenio-admin@v1.5.0...v1.5.1)

---
updated-dependencies:
- dependency-name: invenio-admin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -6,7 +6,7 @@ hepdata-converter-ws-client==0.2.2
 hepdata-validator==0.3.5
 invenio-access==2.0.0     # Indirect (needed by invenio-admin)
 invenio-accounts==5.1.2
-invenio-admin==1.5.0
+invenio-admin==1.5.1
 invenio-assets==3.0.3
 invenio-config==1.0.4
 invenio-db[postgresql]==1.1.5