update gitignore

Author: sachinprasadhs

.gitignore

@@ -16,7 +16,8 @@ templates/examples/graph/*
 templates/**/guides/**/*.md
 templates/keras_hub/getting_started.md
 templates/keras_tuner/getting_started.md
+templates/keras_rs/examples/*
 datasets/*
 .history
 .vscode/*
-.idea/*
+.idea/*