gitignore copilot stuff

Change-Id: I98aaf608ae28a3300071130e6ce4100a197d0418
diff --git a/.gitignore b/.gitignore
index 1b6985c..083ad5f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 
 # Ignore Gradle build output directory
 build
+.idea/copilot*