cmd/asm/internal/lex: fix comment, remove the first "has"
Change-Id: I429f0fa6c99ef576fe83c7bd0d1c1e176ecbb179
GitHub-Last-Rev:
fb581b7f271f026182de0737c4fe5c360d5dea96
GitHub-Pull-Request: golang/go#61066
Reviewed-on: https://go-review.googlesource.com/c/go/+/507097
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Run-TryBot: Cherry Mui <cherryyz@google.com>