Add Twenty Shared & Fix profile image rendering (#8841)

PR Summary: 

1. Added `Twenty Shared` Package to centralize utilitiies as mentioned
in #8942
2. Optimization of `getImageAbsoluteURI.ts` to handle edge cases


![image](https://github.com/user-attachments/assets/c72a3061-6eba-46b8-85ac-869f06bf23c0)

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Co-authored-by: Antoine Moreaux <moreaux.antoine@gmail.com>
Co-authored-by: Charles Bochet <charles@twenty.com>

.github/workflows/ci-front.yaml

@@ -35,6 +35,7 @@ jobs:
             package.json
             packages/twenty-front/**
             packages/twenty-ui/**
+            packages/twenty-shared/**
 
       - name: Skip if no relevant changes
         if: steps.changed-files.outputs.any_changed == 'false'