Stop failing doc builds for codecov token error

Codecov is giving a lot of token errors these days, which cause build failures. Let's disable this for now.

Author: isaacsas

.github/workflows/Documentation.yml

@@ -28,4 +28,4 @@ jobs:
         with:
           file: lcov.info
           token: ${{ secrets.CODECOV_TOKEN }}
-          fail_ci_if_error: true
+          fail_ci_if_error: false