[mips][wasm] Skip tail-call/float_misc spec test.

Change-Id: If64fd25f1849cc836733a2b7317083ef63f2ccb7
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2282144
Commit-Queue: Zhao Jiazhong <zhaojiazhong-hf@loongson.cn>
Reviewed-by: Thibaud Michaud <thibaudm@chromium.org>
Cr-Commit-Position: refs/heads/master@{#68685}

test/wasm-spec-tests/wasm-spec-tests.status

@@ -66,6 +66,7 @@
   'proposals/tail-call/f64': [SKIP],
   'proposals/tail-call/f64_bitwise': [SKIP],
   'proposals/tail-call/float_exprs': [SKIP],
+  'proposals/tail-call/float_misc': [SKIP],
   'proposals/tail-call/conversions': [SKIP],
 }],  # 'arch == mipsel or arch == mips64el or arch == mips or arch == mips64'