Bump version v4.1.5

Author: glynhudson

platformio.ini

@@ -29,7 +29,7 @@ data_dir = src/data
 default_envs = openevse_wifi_v1
 
 [common]
-version = -D BUILD_TAG=4.1.4
+version = -D BUILD_TAG=4.1.5
 lib_deps =
   bblanchon/[email protected]
   jeremypoulter/[email protected]