DOCS - Added BitBucket Server Minimum Version for PR Decoration

[skip ci]

Reinstate drop of `sonar.langauge`, `sonar.profile`, and link to GH Checks page

This reverts commit edfade01ea94fffa9802bd8d13f9455b13878611.

higlighting requires initial value of field stored, either in source or as a stored field
Source used to be stored in the Component Idex.
To reduce impact on index size, we will make only the name field stored in the Component Index

(it has no effect and causes a warning raised in ES logs)