Merge pull request #2786 from lightpanda-io/cleanup_tests

cleanup, minor: remove weird fake-tags

src/browser/tests/blob.html

@@ -277,5 +277,3 @@
     testing.expectEqual("honied", sliceMidText);
   });
 </script>
-</content>
-</invoke>

src/browser/tests/file_reader.html

@@ -193,5 +193,3 @@
     testing.expectEqual(true, loadFired);
   });
 </script>
-</content>
-</invoke>

src/browser/tests/message_channel.html

@@ -104,5 +104,3 @@
 </script>
 
 </body>
-</content>
-</invoke>