Update Rust crate syn to 1.0.86 (#46)

Co-authored-by: Renovate Bot <[email protected]>
Co-authored-by: Adam Harvey <[email protected]>

Author: 3 people

eq-macro/Cargo.toml

@@ -11,4 +11,4 @@ proc-macro = true
 
 [dependencies]
 quote = "1.0.15"
-syn = "1.0.83"
+syn = "1.0.86"