[translation] Update tsp-location.yaml to post-merge commit (#38708)

### Packages impacted by this PR

ai-translation-text-rest

### Issues associated with this PR

Fix release pipeline CI checks

### Describe the problem that is addressed by this PR

Update the commit # in tsp-location to post-merge commit. No code
changes.

### What are the possible designs available to address the problem? If
there are more than one possible design, why was the one in this PR
chosen?

N/A

### Are there test cases added in this PR? _(If not, why?)_

N/A

### Provide a list of related PRs _(if any)_


### Command used to generate this PR:**_(Applicable only to SDK release
request PRs)_

### Checklists
- [ ] Added impacted package name to the issue description
- [ ] Does this PR needs any fixes in the SDK Generator?** _(If so,
create an Issue in the
[Autorest/typescript](https://github.com/Azure/autorest.typescript)
repository and link it here)_
- [ ] Added a changelog (if necessary)

Co-authored-by: Jiarui Guo <jiarguo@microsoft.com>

Author: jrjrguo

sdk/translation/ai-translation-text-rest/generated/index.ts

@@ -2,5 +2,5 @@
   "apiVersions": {
     "TextTranslation": "2026-06-06"
   },
-  "emitterVersion": "0.52.2"
+  "emitterVersion": "0.53.3"
 }

sdk/translation/ai-translation-text-rest/metadata.json

@@ -1,4 +1,4 @@
 directory: specification/translation/data-plane/TextTranslation
-commit: 57e2a8c9b11d29493001b66c8855a191ac71528b
+commit: a505764f4d50bc126aea9f85696282707211028b
 repo: Azure/azure-rest-api-specs
 additionalDirectories: