chore(deps): update dependency mkdocs-git-revision-date-localized-plugin to v1.2.6

Change-Id: I50eee5b3f888f825366e7d071d8be97b80c2e3d2
diff --git a/requirements.txt b/requirements.txt
index 2138388..4583767 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-mkdocs-git-revision-date-localized-plugin==1.2.5
+mkdocs-git-revision-date-localized-plugin==1.2.6