Mark frozen-array-reduce as slow on arm64

Bug: v8:10007
Change-Id: Ic65bb2846ee21f7ec58ced8b2d3bcf2cbb810da9
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1928622Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#65121}

test/mjsunit/mjsunit.status

@@ -478,6 +478,7 @@
   'array-splice': [PASS, SLOW],
   'compiler/alloc-number': [PASS, SLOW],
   'compiler/osr-with-args': [PASS, SLOW],
+  'frozen-array-reduce': [PASS, SLOW],
   'generated-transition-stub': [PASS, SLOW],
   'json2': [PASS, SLOW],
   'math-floor-of-div-nosudiv': [PASS, SLOW],