Merge pull request #4316 from singularitti/patch-1

Update Julia.gitignore to ignore `LocalPreferences.toml` & `JuliaLocalPreferences.toml`

Author: wirecat

Julia.gitignore

@@ -22,3 +22,7 @@ docs/site/
 # committed for packages, but should be committed for applications that require a static
 # environment.
 Manifest*.toml
+
+# File generated by the Preferences package to store local preferences
+LocalPreferences.toml
+JuliaLocalPreferences.toml