Add PR template

[DimoHG]

What

Adding PR Template for RedisInsight repositories

Testing

Not required

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[github-actions]

Code Coverage - Integration Tests

Status	Category	Percentage	Covered / Total
🟢	Statements	81.66%	16275/19928
🟡	Branches	64.66%	7346/11360
🟡	Functions	70.64%	2284/3233
🟢	Lines	81.31%	15313/18832

[github-actions]

Code Coverage - Backend unit tests

St.❔	Category	Percentage	Covered / Total
🟢	Statements	92.33%	13870/15022
🟡	Branches	74.11%	4188/5651
🟢	Functions	85.84%	2133/2485
🟢	Lines	92.13%	13259/14391

Test suite run success

2965 tests passing in 287 suites.

Report generated by 🧪jest coverage report action from 2e36860

[github-actions]

Code Coverage - Frontend unit tests

St.❔	Category	Percentage	Covered / Total
🟢	Statements	82.55%	20308/24602
🟡	Branches	67.84%	8759/12912
🟡	Functions	77.09%	5437/7053
🟢	Lines	82.96%	19886/23970

Test suite run success

5230 tests passing in 681 suites.

Report generated by 🧪jest coverage report action from 2e36860