test: add stylus off

Author: KazuCocoa

test/functional/android/patch_test.rb

@@ -21,6 +21,7 @@ class PathTest < AppiumLibCoreTest::Function::TestCase
     def setup
       @@core ||= ::Appium::Core.for(Caps.android)
       @driver = @@core.start_driver # Launch test servers without calling delete session before a new create session
+      @driver.execute_script('mobile: setStylusHandwriting', { enabled: false })
     end
 
     def teardown