Bump yamllint from 1.26.0 to 1.26.1

Bumps [yamllint](https://github.com/adrienverge/yamllint) from 1.26.0 to 1.26.1.
- [Release notes](https://github.com/adrienverge/yamllint/releases)
- [Changelog](https://github.com/adrienverge/yamllint/blob/master/CHANGELOG.rst)
- [Commits](adrienverge/yamllint@v1.26.0...v1.26.1)

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

setup.cfg

@@ -43,7 +43,7 @@ dev =
     pre-commit==2.10.0
     pytest==6.2.2
     pytest-cov==2.11.1
-    yamllint==1.26.0
+    yamllint==1.26.1
 doc =
     Sphinx==3.4.3
     furo==2020.12.30b24
@@ -54,7 +54,7 @@ lint =
     flake8-implicit-str-concat==0.2.0
     flake8-print==4.0.0
     isort==5.7.0
-    yamllint==1.26.0
+    yamllint==1.26.1
 test =
     pytest==6.2.2
     pytest-cov==2.11.1