[mv3] Re-word some text for accuracy

platform/mv3/extension/_locales/en/messages.json

@@ -144,9 +144,13 @@
     "description": "This describes the 'complete' filtering mode"
   },
   "noFilteringModeDescription": {
-      "message": "List of hostnames for which no filtering will take place.",
+      "message": "List of websites for which no filtering will take place.",
       "description": "A short description for the editable field which lists trusted sites"
   },
+  "noFilteringModePlaceholder": {
+      "message": "[hostnames only]\nexample.com\ngames.example\n...",
+      "description": "Default text for in edit field"
+  },
   "behaviorSectionLabel": {
     "message": "Behavior",
     "description": "The header text for the 'Behavior' section"

platform/mv3/extension/dashboard.html

@@ -92,7 +92,7 @@
         <div>
             <h3 data-i18n="filteringMode0Name"></h3>
             <p data-i18n="noFilteringModeDescription">_</p>
-            <p><textarea id="trustedSites" spellcheck="false"></textarea>
+            <p><textarea id="trustedSites" spellcheck="false" placeholder="noFilteringModePlaceholder"></textarea>
             </p>
         </div>
 

platform/mv3/make-rulesets.js

@@ -1278,7 +1278,7 @@ async function main() {
     // Handpicked rulesets from abroad
     await rulesetFromURLs({
         id: 'stevenblack-hosts',
-        name: 'Steven Black\'s hosts file',
+        name: 'Steven Black’s Unified Hosts (adware + malware)',
         enabled: false,
         urls: [ 'https://raw.githubusercontent.com/StevenBlack/hosts/master/hosts' ],
         homeURL: 'https://github.com/StevenBlack/hosts#readme',