Update C-S-S to 6.29.0 (#1062)

Task/Issue URL: https://app.asana.com/0/1201048563534612/1208699974934565/f

Description:
This C-S-S version only adds new functionality to help build macOS New Tab Page.

Package.resolved

@@ -14,8 +14,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/duckduckgo/content-scope-scripts",
       "state" : {
-        "revision" : "48fee2508995d4ac02d18b3d55424adedcb4ce4f",
-        "version" : "6.28.0"
+        "revision" : "6cab7bdb584653a5dc007cc1ae827ec41c5a91bc",
+        "version" : "6.29.0"
       }
     },
     {

Package.swift

@@ -52,7 +52,7 @@ let package = Package(
         .package(url: "https://github.com/duckduckgo/sync_crypto", exact: "0.3.0"),
         .package(url: "https://github.com/gumob/PunycodeSwift.git", exact: "3.0.0"),
         .package(url: "https://github.com/duckduckgo/privacy-dashboard", exact: "7.1.1"),
-        .package(url: "https://github.com/duckduckgo/content-scope-scripts", exact: "6.28.0"),
+        .package(url: "https://github.com/duckduckgo/content-scope-scripts", exact: "6.29.0"),
         .package(url: "https://github.com/httpswift/swifter.git", exact: "1.5.0"),
         .package(url: "https://github.com/duckduckgo/bloom_cpp.git", exact: "3.0.0"),
         .package(url: "https://github.com/1024jp/GzipSwift.git", exact: "6.0.1")