Update bug report template mode options (#53591)

Ted Robertson created

Removed 'Text Threads' option from the mode dropdown for AI issues,
since #52757 removed the feature

Self-Review Checklist:

- [x] I've reviewed my own diff for quality, security, and reliability
- [x] Unsafe blocks (if any) have justifying comments
- [x] The content is consistent with the [UI/UX
checklist](https://github.com/zed-industries/zed/blob/main/CONTRIBUTING.md#uiux-checklist)
- [x] Tests cover the new/changed behavior
- [x] Performance impact has been considered and is acceptable

Release Notes:

- N/A

Change summary

.github/ISSUE_TEMPLATE/10_bug_report.yml | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

Detailed changes

.github/ISSUE_TEMPLATE/10_bug_report.yml 🔗

@@ -101,7 +101,7 @@ body:
       placeholder: |
         - Provider: (Anthropic via ZedPro, Anthropic via API key, Copilot Chat, Mistral, OpenAI, etc.)
         - Model Name: (Claude Sonnet 4.5, Gemini 3.1 Pro, GPT-5)
-        - Mode: (Agent Panel, Inline Assistant, Terminal Assistant or Text Threads)
+        - Mode: (Agent Panel, Inline Assistant, or Terminal Assistant)
         - Other details (ACPs, MCPs, other settings, etc.):
     validations:
       required: false