Specify cargo feature resolver as 2

SpriteOvO · SpriteOvO · commit e13f4f138958 · 2022-12-23T02:29:33.000+08:00
In a workspace, the cargo feature resolver defaults to 1 for all members, regardless of their edition.
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,5 +1,5 @@
 [workspace]
-
+resolver = "2"
 members = [
     "spdlog",
     "spdlog-macros",
