🏗🐛 Trim selectors in z-index report (#35235)

A newline in a selector would break the Markdown table: https://user-images.githubusercontent.com/254946/125704447-556bf1f6-98ba-4ae7-9cf5-23d992e0f6fa.png
ampproject · Jul 15, 2021 · a4e1261 · a4e1261
1 parent c4a78c1
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diff --git a/build-system/tasks/get-zindex/index.js b/build-system/tasks/get-zindex/index.js
@@ -69,7 +69,7 @@ function zIndexCollector(acc, css) {
           .forEach((selector) => {
             // If multiple redeclaration of a selector and z index
             // are done in a single file, this will get overridden.
-            acc[selector] = decl.value;
+            acc[selector.trim()] = decl.value;
           });
       }
     });