Set minimum Chrome version in manifest

The declarativeNetRequestWithHostAccess permission needs Chrome 96+, so
this CL adds this minimum Chrome version to the manifest.

Fixed: twpowertools:99
Change-Id: I18019c0914710c164bae1fc5fb9992fcba18a387
diff --git a/templates/manifest.gjson b/templates/manifest.gjson
index 72b6eef..96c0658 100644
--- a/templates/manifest.gjson
+++ b/templates/manifest.gjson
@@ -123,6 +123,9 @@
     "service_worker": "bg.bundle.js"
 #endif
   },
+#if defined(CHROMIUM || CHROMIUM_MV3)
+  "minimum_chrome_version": "96",
+#endif
 #if defined(GECKO)
   "browser_specific_settings": {
     "gecko": {