[PM-5876] Adjust the LpFilelessImporter.supressDownload method to inject through the executeScript API instead within manifest v3 (#7787)

* [PM-5876] Adjust LP Fileless Importer to Suppress Download with DOM Append in Manifest v3

* [PM-5876] Incorporating jest tests for affected logic

* [PM-5876] Fixing jest test that leverages rxjs

* [PM-5876] Updating documentation within BrowserApi.executeScriptInTab

* [PM-5876] Implementing jest tests for the new LP suppress download content scripts

* [PM-5876] Adding a change to webpack to ensure we do not package the mv2 side script for `lp-suppress-import-download.mv2.ts` if building the extension for mv3

* [PM-5876] Implementing changes based on feedback during code review

* [PM-5876] Implementing changes based on feedback during code review

* [PM-5876] Implementing changes based on feedback during code review

* [PM-5876] Implementing changes based on feedback during code review

* [PM-5876] Implementing a configuration to feed the script injection of the Fileless Importer CSV download supression script

apps/browser/webpack.config.js

@@ -179,6 +179,7 @@ const mainConfig = {
     "overlay/list": "./src/autofill/overlay/pages/list/bootstrap-autofill-overlay-list.ts",
     "encrypt-worker": "../../libs/common/src/platform/services/cryptography/encrypt.worker.ts",
     "content/lp-fileless-importer": "./src/tools/content/lp-fileless-importer.ts",
+    "content/lp-suppress-import-download": "./src/tools/content/lp-suppress-import-download.ts",
   },
   optimization: {
     minimize: ENV !== "development",
@@ -276,6 +277,8 @@ if (manifestVersion == 2) {
   // Manifest V2 background pages can be run through the regular build pipeline.
   // Since it's a standard webpage.
   mainConfig.entry.background = "./src/platform/background.ts";
+  mainConfig.entry["content/lp-suppress-import-download-script-append-mv2"] =
+    "./src/tools/content/lp-suppress-import-download-script-append.mv2.ts";
 
   configs.push(mainConfig);
 } else {