feat: new pr template

[tlebon]

Description

Updates our PR template to be slightly easier to use.

Checklist

• [x] PR has been self reviewed by the author;
• [x] Hard-to-understand areas of the code have been commented;
• [x] If it is a core feature, unit tests have been added;

[sonarqubecloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 46.60%. Comparing base (01a646b) to head (98e6810). Report is 43 commits behind head on dev.

Additional details and impacted files

@@           Coverage Diff           @@
##              dev   #17957   +/-   ##
=======================================
  Coverage   46.60%   46.60%           
=======================================
  Files         782      783    +1     
  Lines       25216    25253   +37     
  Branches     5775     5781    +6     
=======================================
+ Hits        11751    11769   +18     
- Misses      11988    12009   +21     
+ Partials     1477     1475    -2