fix: missing version warning banner [backport docs-release-5.3] (#5695)

fix: missing version warning banner (#5694)

* build: mkdocs-material 9.6.2

* fix: satisfy requirement

(cherry picked from commit 5e5c1df)

Co-authored-by: Mattia Dal Ben <mattdibi@users.noreply.github.com>

Author: eclipse-kura-bot

requirements.txt

@@ -1,6 +1,6 @@
 mike==1.1.2
-mkdocs==1.5.3
-mkdocs-material==9.5.17
+mkdocs==1.6.0
+mkdocs-material==9.6.2
 mkdocs-markdownextradata-plugin==0.2.5
 mkdocs-minify-plugin==0.8.0
 mkdocs-jupyter==0.24.7