fix(macros): windows tests (foundry-rs#4017)

* fix(macros): tests

* add comment

* fix: rm ends_with slash for windows build

macros/impl/src/utils.rs

@@ -6,7 +6,7 @@ pub fn krate() -> syn::Path {
 #[inline]
 pub fn crate_str() -> &'static str {
     match std::env::var("CARGO_MANIFEST_DIR") {
-        Ok(var) if var.ends_with("/macros") => "crate",
+        Ok(var) if var.ends_with("macros") => "crate",
         _ => "::foundry_macros",
     }
 }

macros/src/lib.rs

@@ -1,3 +1,7 @@
+//! Foundry's procedural macros.
+
+// TODO: Remove dependency on foundry-common (currently only used for the UIfmt trait).
+
 mod console_fmt;
 pub use console_fmt::{console_format, ConsoleFmt, FormatSpec};