feat: added links to json files (should change in future to redirect to main/develop)

README.md

@@ -189,4 +189,4 @@ docker run --rm --name grafana --network grafana-prometheus -p 3000:3000 grafana
 
 1. Log into Grafana with default user and password is `admin`.
 2. Add data source in Configuration -> Data sources (http://prometheus:9090)
-3. Import Dashboard as JSON file (two options provided)
+3. Import Dashboard as JSON file (two options  - [simple](https://gitlab.fi.muni.cz/xvicenik/formula-team-management/-/blob/11-actuator/grafana.json), [advanced](https://gitlab.fi.muni.cz/xvicenik/formula-team-management/-/blob/11-actuator/justai-system-monitor_rev2.json))