servo: Merge #7203 - Add automated style nit checks to test-tidy (from jdm:style); r=Ms2ger

Expands on the work by @wilmoz and cleans up the existing errors. Closes #7180. Closes #7111.

Source-Repo: https://github.com/servo/servo
Source-Revision: e74825f9fde8e222f4ba9bb24b2c2a3864c73e5f

servo/components/plugins/utils.rs

@@ -22,7 +22,7 @@ pub fn match_ty_unwrap<'a>(ty: &'a Ty, segments: &[&str]) -> Option<&'a [P<Ty>]>
             // I could muck around with the maps and find the full path
             // however the more efficient way is to simply reverse the iterators and zip them
             // which will compare them in reverse until one of them runs out of segments
-            if seg.iter().rev().zip(segments.iter().rev()).all(|(a,b)| a.identifier.name.as_str() == *b) {
+            if seg.iter().rev().zip(segments.iter().rev()).all(|(a, b)| a.identifier.name.as_str() == *b) {
                 match seg.last() {
                     Some(&PathSegment {parameters: AngleBracketedParameters(ref a), ..}) => {
                         Some(&a.types)