FIX: Resolve issues running qunit via rake (#10922)

discourse-perspective-api was not successfully running tests via the
qunit:test rake task due to inconsistent naming between core and the
repo. As a result we no longer need the mapping in the plugin rake task, too.

lib/plugin/metadata.rb

@@ -46,7 +46,7 @@ class Plugin::Metadata
     "discourse-no-bump",
     "discourse-oauth2-basic",
     "discourse-patreon",
-    "discourse-perspective",
+    "discourse-perspective-api",
     "discourse-plugin-discord-auth",
     "discourse-plugin-linkedin-auth",
     "discourse-plugin-office365-auth",

lib/tasks/plugin.rake

@@ -12,8 +12,7 @@ task 'plugin:install_all_official' do
   ])
 
   map = {
-    'Canned Replies' => 'https://github.com/discourse/discourse-canned-replies',
-    'discourse-perspective' => 'https://github.com/discourse/discourse-perspective-api'
+    'Canned Replies' => 'https://github.com/discourse/discourse-canned-replies'
   }
 
   STDERR.puts "Allowing write to all repos!" if ENV['GIT_WRITE']