build(deps): bump invenio-theme from 2.0.1 to 2.1.0

Bumps [invenio-theme](https://github.com/inveniosoftware/invenio-theme) from 2.0.1 to 2.1.0.
- [Release notes](https://github.com/inveniosoftware/invenio-theme/releases)
- [Changelog](https://github.com/inveniosoftware/invenio-theme/blob/master/CHANGES.rst)
- [Commits](inveniosoftware/invenio-theme@v2.0.1...v2.1.0)

---
updated-dependencies:
- dependency-name: invenio-theme
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -24,7 +24,7 @@ invenio-oauthclient==2.3.0
 invenio-pidstore==1.3.1
 invenio-records==2.1.0
 invenio-search[opensearch2]==2.1.0
-invenio-theme==2.0.1
+invenio-theme==2.1.0
 invenio-userprofiles==2.1.0
 jsmin==3.0.1
 lxml==4.9.2