tests: Fix some tests with broken config.

We didn't catch these because they're marked `known_failure = true`,
which suppresses all errors.

Author: moulins

tests/tests/swfs/from_gnash/actionscript.all/XMLNode-v8/test.toml

@@ -8,7 +8,3 @@ player_options.version = 9
 [subtests.fp10]
 output_path = "output.fp10.txt"
 player_options.version = 10
-
-[subtests.fp11]
-output_path = "output.fp11.txt"
-player_options.version = 11

tests/tests/swfs/from_gnash/misc-ming.all/PrototypeEventListeners/test.toml

@@ -2,7 +2,9 @@ num_frames = 30
 known_failure = true
 
 [subtests.fp10]
+output_path = "output.fp10.txt"
 player_options.version = 10
 
 [subtests.fp11]
+output_path = "output.fp11.txt"
 player_options.version = 11

tests/tests/swfs/from_gnash/misc-ming.all/masks_test/input.json

@@ -64,7 +64,7 @@
     "key": {
       "Char": "a"
     }
-  }
+  },
   {
     "type": "KeyDown",
     "key": {
@@ -79,5 +79,5 @@
     "key": {
       "Char": "a"
     }
-  },
+  }
 ]