Release v1.5.2

Release 1.5.2

This commit extends the documentation for monaco version 1.5.2 and
sets its version. Monaco 1.5.2 contains the following changes:

List of changes:

Bugfixes:
* 422679b fix: Update mobile application config to fix integration tests (#289)
* b3761ee fix: References on pre-existing SLOs do not work (#289)

Misc changes:
* f5303a7 ci: Add static code analysis of PRs (#286)