Upgrade electron to 31.1.0

patches/nan+2.18.0.patch

@@ -1,28 +0,0 @@
-diff --git a/node_modules/nan/nan.h b/node_modules/nan/nan.h
-index 2a68349..7576469 100644
---- a/node_modules/nan/nan.h
-+++ b/node_modules/nan/nan.h
-@@ -2511,6 +2511,7 @@ inline void SetPrototypeMethod(
- 
- //=== Accessors and Such =======================================================
- 
-+/*
- NAN_DEPRECATED inline void SetAccessor(
-     v8::Local<v8::ObjectTemplate> tpl
-   , v8::Local<v8::String> name
-@@ -2557,6 +2558,7 @@ NAN_DEPRECATED inline void SetAccessor(
- #endif
-   );
- }
-+*/
- 
- inline void SetAccessor(
-     v8::Local<v8::ObjectTemplate> tpl
-@@ -2596,7 +2598,6 @@ inline void SetAccessor(
-     , getter_
-     , setter_
-     , obj
--    , settings
-     , attribute
-   );
- }