[llvm] [ARM] Honour -mno-movt in stack protector handling (PR #109022)

[Fangrui Song via llvm-commits]

MaskRay wrote:

I refactored some AArch32 stack protector tests in 6ae7b735dbd50eb7ade1573a86d037a2943e679c  and #70014 is the last change that modifies AArch32 stack protector. Add a test that utilizes `llc -mattr=+no-movt`?

https://github.com/llvm/llvm-project/pull/109022