<!--
Please make sure you've read and understood our contributing guidelines;
https://github.com/sonic-net/SONiC/blob/gh-pages/CONTRIBUTING.md

Please provide following information to help code review process a bit easier:
-->
### Description of PR
<!--
- Please include a summary of the change and which issue is fixed.
- Please also include relevant motivation and context. Where should reviewer start? background context?
- List any dependencies that are required for this change.
-->

Summary: Adjust port alias naming convention for 64pe-b-p32o64 as of https://github.com/sonic-net/sonic-buildimage/blob/master/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-P32O64/port_config.ini
Fixes # (issue) 33214751

### Type of change

<!--
- Fill x for your type of change.
- e.g.
- [x] Bug fix
-->

- [ ] Bug fix
- [ ] Testbed and Framework(new/improvement)
- [ ] New Test case
    - [ ] Skipped for non-supported platforms
- [ ] Test case improvement

### Back port request
- [ ] 202205
- [ ] 202305
- [ ] 202311
- [ ] 202405
- [ ] 202411
- [ ] 202505

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

adjust the port config alias naming for Arista-7060X6-64PE-B-P32O64 in sonic-net/sonic-buildimage#22732

#### 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
<!--
(If it's a new feature, new test case)
Did you update documentation/Wiki relevant to your implementation?
Link to the wiki page?
-->