Stop tracking compiled wails-release binary

The previous tidy commit accidentally staged a stray go-built binary
at the repo root via git add -A. Untrack it and gitignore the path
so future builds don't re-stage it.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

.gitignore

@@ -1,6 +1,7 @@
 # Build output
 /dist/
 /bin/
+/wails-release
 
 # Go
 *.test