We can emit a 9-byte nop, so leave more padding, otherwise the
disassembled code looks a bit off, e.g.:

0x265ef7799a73   5b3  e902010000     jmp 0x265ef7799b7a  <+0x6ba>
0x265ef7799a78   5b8  0f1f840000000000 nop
0x265ef7799a80   5c0  83c004         addl rax,0x4

Bug: v8:11879
Change-Id: I697e97b45644e28e544705b972c88702f7f27ffc
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3054255Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75944}