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### Description of PR
Add fabric test data for 4 slot chassis
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Summary: Add fabric test data for 4 slot arista chassis
Fixes # (issue)

### Type of change

<!--
- Fill x for your type of change.
- e.g.
- [x] Bug fix
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- [ ] Bug fix
- [ ] Testbed and Framework(new/improvement)
- [ ] Test case(new/improvement)

### Back port request
- [ ] 202012
- [ ] 202205
- [ ] 202305
- [ ] 202311
- [x] 202405

### Approach
#### What is the motivation for this PR?

#### How did you do it?

#### How did you verify/test it?

#### Any platform specific information?

#### Supported testbed topology if it's a new test case?

### Documentation
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(If it's a new feature, new test case)
Did you update documentation/Wiki relevant to your implementation?
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[sonic-linkmgrd][202012] submodule update
3d13ff2 Jing Zhang      Wed May 4 10:07:14 2022 -0700   Add doc for default route related changes  (sonic-net#63)
c703be4 Jing Zhang      Mon May 2 13:27:54 2022 -0700   Reset WaitActiveUp count before switching to active (sonic-net#70)
86eb727 Jing Zhang      Wed Apr 27 10:35:05 2022 -0700  lower log level to warning (sonic-net#69)
e22c736 Jing Zhang      Mon May 2 13:33:24 2022 -0700   [202012] Avoid proactively switching to active if default route is missing (sonic-net#67)
d4f282b Jing Zhang      Thu Apr 28 18:35:11 2022 -0700  [202012] Add support to enable switchover time measurement (with link prober interval decreased to 10ms) feature (sonic-net#66)

sign-off: Jing Zhang [zhangjing@microsoft.com](mailto:zhangjing@microsoft.com)

… (#24731)

#### Why I did it
src/dhcpmon
```
* 14dd4c9 - (HEAD -> 202511, origin/202511) Automated agent pool migration (sonic-net#63) (4 days ago) [yijingyan2]
* 616caf8 - Automated agent pool migration for branch master (sonic-net#64) (8 days ago) [mssonicbld]
```
#### How I did it
#### How to verify it
#### Description for the changelog

…tically (#25661)

#### Why I did it
src/sonic-dash-api
```
* 652ac71 - (HEAD -> 202511, origin/202511) [action] [PR:62] Move route rule priority to key (sonic-net#63) (2 hours ago) [mssonicbld]
```
#### How I did it
#### How to verify it
#### Description for the changelog

[configdb.py]: Allow deletion of entire table from mod_config API. (sonic-net#61)
[MultiDB] mimic redis-dump-load , adding sonic_db_dump_load.py and so… 
[MultiDB] add sonic-db-cli PING all instances support (sonic-net#65)
Fix sonic-db-cli script to be compatible with python3 and python2.7 (sonic-net#66)
Namespace support in SonicV2Connector (sonic-net#63)
[Multiasic]: Add calculation of interface index for backplane interfa… 

[xcvrd] Update key names in 'get_media_settings_value()' (sonic-net#63)
[xcvrd] Tweak some transceiver info key names (sonic-net#62)