specify edition and resolver for workspace and use in members

Author: jonaspleyer

Cargo.toml

@@ -3,6 +3,8 @@ members = [
     "approx",
     "approx-derive",
 ]
+resolver = "2"
 
 [workspace.package]
 version = "0.6.0-rc1"
+edition = "2021"

approx-derive/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "approx-derive"
 version.workspace = true
-edition = "2021"
+edition.workspace = true
 description = "Extends the approx crate by derive macros."
 license = "Apache-2.0"
 

approx/Cargo.toml

@@ -4,7 +4,7 @@ version.workspace = true
 authors = ["Brendan Zabarauskas <bjzaba@yahoo.com.au>"]
 license = "Apache-2.0"
 description = "Approximate floating point equality comparisons and assertions."
-edition = "2021"
+edition.workspace = true
 
 documentation = "https://docs.rs/approx"
 homepage = "https://github.com/brendanzab/approx"