feat: Adds support for telegram contact sharing (#10841)

# Pull Request Template

## Description

This PR adds support for displaying shared contacts in a Telegram
channel.

**NB:** Tested with both old and new bubbles. 
Multiple numbers for a single contact are not supported at this time,
but multiple contacts are supported.
In the future, we can add support for displaying contact names as well.

## Type of change

- [x] New feature (non-breaking change which adds functionality)

## How Has This Been Tested?

**Loom video**

https://www.loom.com/share/95efadace3194887bc0663c53e7c08bc?sid=a5c27176-3dd8-456c-80b9-c63dbb89dca1


## Checklist:

- [x] My code follows the style guidelines of this project
- [x] I have performed a self-review of my code
- [ ] I have commented on my code, particularly in hard-to-understand
areas
- [ ] I have made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [x] I have added tests that prove my fix is effective or that my
feature works
- [x] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged and published in downstream
modules

app/javascript/dashboard/i18n/locale/en/chatlist.json

@@ -99,6 +99,9 @@
       },
       "fallback": {
         "CONTENT": "has shared a url"
+      },
+      "contact": {
+        "CONTENT": "Shared contact"
       }
     },
     "CHAT_SORT_BY_FILTER": {