[Cleanup] Enable EsLint `quote-props`

Enable a EsLint rule to enforce code-style

Bug: none
Change-Id: I4fa6d09a744999dc2967fe989a2339423bb78c86
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/5833497
Reviewed-by: Benedikt Meurer <[email protected]>
Commit-Queue: Nikolay Vitkov <[email protected]>
diff --git a/front_end/panels/network/NetworkLogView.ts b/front_end/panels/network/NetworkLogView.ts
index cb0d8be..6a94f56 100644
--- a/front_end/panels/network/NetworkLogView.ts
+++ b/front_end/panels/network/NetworkLogView.ts
@@ -2591,10 +2591,10 @@
 }
 
 export const HTTPSchemas = {
-  'http': true,
-  'https': true,
-  'ws': true,
-  'wss': true,
+  http: true,
+  https: true,
+  ws: true,
+  wss: true,
 };
 
 const searchKeys: string[] = Object.values(NetworkForward.UIFilter.FilterType);