strong and emphasis style consistency

also, switch to "rules" syntax

close #111

since links point to fragments in other files, they are considered invalid by the linter

Resolve "lint md files and let lint job fail pipeline on failure"

Closes #111

See merge request fe/technical-reference!87

Resolve "Add links dealing with net zero and software dev to TR"

Closes #104

See merge request fe/technical-reference!86

# [2.7.0](fe/technical-reference@v2.6.0...v2.7.0) (2022-09-07)

### Bug Fixes

* **rdd.latex:** fix use of macro for single quotes in code blocks ([e432f2ff](fe/technical-reference@e432f2ff))

### Features

* add sustainability links ([03dca1ab](fe/technical-reference@03dca1ab))