ARM64: Fix LSE SIMD test.

One VecStore instruction is eliminated since
    https://android-review.googlesource.com/1355117
but the test was not properly updated.

Also fix a few typos from that commit.

Test: testrunner.py --target --64 530-checker-lse-simd
Bug: 77906240
Change-Id: I6926ec67f9f503743452eabb53c057b5ebd19b8a
2 files changed