Fix typos in fuzzing.py (#7563)

Fix ignored test names so the tests are properly ignored.

Author: tlively

scripts/test/fuzzing.py

@@ -127,8 +127,8 @@
     'type-merging-exact.wast',
     'type-refining-exact.wast',
     'type-refining-gufa-exact.wast',
-    'mimimize-rec-groups-exact.wast',
-    'mimimize-rec-groups-ignore-exact.wast',
+    'minimize-rec-groups-exact.wast',
+    'minimize-rec-groups-ignore-exact.wast',
     'public-exact.wast',
     # TODO: fuzzer support for custom descriptors
     'custom-descriptors.wast',