Bump mkdocs-include-markdown-plugin from 4.0.4 to 7.1.8

Bumps [mkdocs-include-markdown-plugin](https://github.com/mondeja/mkdocs-include-markdown-plugin) from 4.0.4 to 7.1.8.
- [Release notes](https://github.com/mondeja/mkdocs-include-markdown-plugin/releases)
- [Commits](mondeja/mkdocs-include-markdown-plugin@v4.0.4...v7.1.8)

---
updated-dependencies:
- dependency-name: mkdocs-include-markdown-plugin
  dependency-version: 7.1.8
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -10,7 +10,7 @@ mergedeep==1.3.4
 mkdocs==1.4.2
 mkdocs-autorefs==0.4.1
 mkdocs-exclude-search==0.6.5
-mkdocs-include-markdown-plugin==4.0.4
+mkdocs-include-markdown-plugin==7.1.8
 mkdocs-macros-plugin==0.7.0
 mkdocs-material==9.1.6
 mkdocs-material-extensions==1.1.1