Added check to PR template and CONTIBUTING

[pingu2k4]

Changes

Added check to PR template and contributing file to ensure that README has been updated as applicable

Issue

#30

Checklist before requesting a review

• I have performed a self-review of my code
• I have only submitted at most one additional endpoint implementation
• My endpoint implementation covers both client and server SDK's, unless either are marked in the README with a ❌
• I have added applicable tests for my code

[github-actions]

Package	Line Rate	Branch Rate	Complexity	Health
PinguApps.Appwrite.Client	100%	93%	30	✔
PinguApps.Appwrite.Server	100%	90%	18	✔
PinguApps.Appwrite.Shared	100%	100%	55	✔
Summary	100% (158 / 158)	92% (24 / 26)	103	✔

[github-actions]

Test Results

46 tests  ±0   46 ✅ ±0   3s ⏱️ ±0s
 3 suites ±0    0 💤 ±0 
 3 files   ±0    0 ❌ ±0 

Results for commit cb97f73. ± Comparison against base commit a229c62.