add metadata for the firewheel-macros crate

Author: BillyDM

crates/firewheel-macros/Cargo.toml

@@ -1,11 +1,14 @@
 [package]
 name = "firewheel-macros"
 version = "0.1.0"
+description = "Macros for Firewheel crates"
+homepage = "https://github.com/BillyDM/firewheel/blob/main/crates/firewheel-macros"
 edition.workspace = true
 license.workspace = true
 authors.workspace = true
 keywords.workspace = true
 categories.workspace = true
+exclude.workspace = true
 
 [lib]
 proc-macro = true