Merge pull request #41 from jewlexx/renovate/proc-macro-crate-3.x

Update Rust crate proc-macro-crate to v3

quork-proc/Cargo.toml

@@ -15,7 +15,7 @@ proc-macro = true
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-proc-macro-crate = "2.0"
+proc-macro-crate = "3.1"
 proc-macro-error = "1.0"
 proc-macro2 = "1.0"
 quote = "1.0"