PR navigation picked up too many PRs

### Description

I'm only working on one PR, not sure how it picked up the others:

### Issue Details

Item|Value
---|---
Issue Category|Bug
Target|Agents Window
VS Code Version|Code - Insiders 1.137.0-insider (94b021b519e8e3e99777a1ff72c77e32e0d4b1d3, 2026-09-07T01:46:17Z)
OS Version|Darwin arm64 25.6.0

System Info

Item|Value
---|---
VS Code Version|Code - Insiders 1.137.0-insider (94b021b519e8e3e99777a1ff72c77e32e0d4b1d3, 2026-09-07T01:46:17Z)
OS Version|Darwin arm64 25.6.0
CPUs|Apple M1 Max (10 x 2400)
GPU Status|2d_canvas: enabled
GPU0: VENDOR= 0x106b [Google Inc. (Apple)], DEVICE=0x0000 [ANGLE (Apple, ANGLE Metal Renderer: Apple M1 Max, Version 26.6.2 (Build 25G83))], DRIVER_VENDOR=Apple, DRIVER_VERSION=26.6.2 *ACTIVE*
Machine model name: MacBookPro
Machine model version: 18.2
direct_rendering_display_compositor: disabled_off_ok
gpu_compositing: enabled
multiple_raster_threads: enabled_on
opengl: enabled_on
rasterization: enabled
raw_draw: disabled_off_ok
skia_graphite: enabled_on
trees_in_viz: disabled_off
video_decode: enabled
video_encode: enabled
webgl: enabled
webgpu: enabled
webnn: disabled_off
Load (avg)|21, 31, 37
Memory (System)|64.00GB (0.08GB free)
Process Argv|--log trace --log github.copilot-chat=debug --crash-reporter-id 7aad610c-0e6b-48aa-ba87-b704b1b543cf
Screen Reader|no
VM|0%
User Agent|Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Code-Insiders/1.137.0-insider Chrome/148.0.7778.280 Electron/42.10.0 Safari/537.36
Installation pure|true

Extensions (10)

Name|Identifier|Author|Version
---|---|---|---
ESLint|dbaeumer.vscode-eslint|dbaeumer|3.0.34
Prettier - Code formatter|esbenp.prettier-vscode|esbenp|12.4.0
GitHub Pull Requests|github.vscode-pull-request-github|GitHub|0.165.2026090413
German Language Pack for Visual Studio Code|ms-ceintl.vscode-language-pack-de|MS-CEINTL|1.131.2026090407
Pseudo Language Language Pack|ms-ceintl.vscode-language-pack-qps-ploc|MS-CEINTL|1.131.2026090407
Jupyter Keymap|ms-toolsai.jupyter-keymap|ms-toolsai|1.1.2
Remote Development|ms-vscode-remote.vscode-remote-extensionpack|ms-vscode-remote|0.26.0
VS Code Team Tools|ms-vscode.vscode-team-tools|ms-vscode|0.1.2026090401
XML|redhat.vscode-xml|redhat|0.29.2026090408
Code Spell Checker|streetsidesoftware.code-spell-checker|streetsidesoftware|4.7.3

Theme extensions: 9

A/B Experiments

```
vsliv368:30146709
pythonvspyt551cf:31249598
nativeloc1:31118317
dwcopilot:31158714
471b6256:31240254
dwoutputs:31242946
copilot_t_ci:31333650
g012b348:31231168
pythonrdcb7:31268811
pythonpcpt1cf:31399617
6518g693:31302842
envsactivate1:31349248
editstats-enabled:31346256
cloudbuttont:31366566
3efgi100_wstrepl:31403338
cp_cls_t_966_ss:31526232
4je02754:31565972
8hhj4413:31478653
ge8j1254_inline_auto_hint_haiku:31490507
cp_cls_c_1081:31454833
conptydll_true:31485575
e9c30283:31453065
c9b86496:31447327
ei9d7968:31462942
89g7j272:31506658
hhf17803:31462392
i2gc6536:31472020
52612955:31508042
h08i8180:31475367
23c7c724:31520045
ddid_t:31478204
hmra_i5g22:-9
7df3h592:31491241
cp_cls_t_1082:31535311
logging_enabled_new:31490725
jb_cp_cls_t_632:31543129
32d76977:31503652
ha629193:31508444
nes-vscode-team-custom-3:31566788
a1ije391_t:31533808
jbcp_cls_pctr_t:31531130
3f904173:31522231
cp_intellij_t_nes:31548657
gf14b233:31526830
hide-eh-duplicates:31533831
ihg5j128:31534457
b1c25fc8:31539904
sandbox-ui-on-2:31543161
e6afd895:31554864
90g4a790:31550158
enable_editor_pane_layout:31551200
52258b4d:31547953
36h42362:31560305
c7c27ce7:31551212
voicemodeon:31569056
a81hg326:31566732
1h923230:31564177
1532g621_copy:31554310
sol_fast:31574408
treatment-23-1:31555779
unuse_dynamic_mcp:31555281
0c1h4866:31562347
vrbsty_fls:31561057
a3a5c856:31566206
multi-root-copilot-claude:31576062
5b8j3302:31564600
autotiers:31569070
mangle-name-treatment:31568054
allow-signed-out:31574470
codex-agent-enabled:31566739
64a8d082:31573709
issue8950-5d26a188:31574957
multiv2:31574987
ae8b2313:-9
2bfb8b39:31576696
enable-sandbox:31578383
new-session-original:31578499
shell-tool-scripts:31578439
permission_prompt_treatment:1294978
ccr_pr_nudge_adoption:1319471
vsc_wsm_t:1324223
eh853263:1370294
auto_mode_control:1367906
h5e14506:1348996
ce50c479:1367875
```