Update .github/copilot-instructions.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: ag-ramachandran

.github/copilot-instructions.md

@@ -52,7 +52,7 @@ jruby -S gem build logstash-output-kusto.gemspec
 
 **Full build sequence (from scratch):**
 ```sh
-bundle install && ./gradlew vendor && jruby -S bundle exec rspec && jruby -S gem build *.gemspec
+jruby -S bundle install && ./gradlew vendor && jruby -S bundle exec rspec && jruby -S gem build *.gemspec
 ```
 
 ## Running Locally