AccountView: sensitive is supposed to be a boolean, not a string

lib/pleroma/web/mastodon_api/views/account_view.ex

@@ -47,7 +47,7 @@ def render("account.json", %{user: user}) do
       source: %{
         note: "",
         privacy: user_info.default_scope,
-        sensitive: "false"
+        sensitive: false
       }
     }
   end

test/web/mastodon_api/account_view_test.exs

@@ -52,7 +52,7 @@ test "Represent a user account" do
       source: %{
         note: "",
         privacy: "public",
-        sensitive: "false"
+        sensitive: false
       }
     }