Bump cody commit (#2026)

To include: sourcegraph/cody#5162

## Test plan
1. Full QA
2. Manually verified chat and autocompletions and inline edits and ask
cody to fix

gradle.properties

@@ -24,4 +24,4 @@ kotlin.stdlib.default.dependency=false
 nodeBinaries.commit=8755ae4c05fd476cd23f2972049111ba436c86d4
 nodeBinaries.version=v20.12.2
 cody.autocomplete.enableFormatting=true
-cody.commit=9907a9c7c766add6aad1d926174a3f3343f865a5
+cody.commit=a7ba4e4d5d8273508eafd46d626e04c383e5588d