[llvm] [RISCV] Use QC.INSBI instead of ORI when possible (PR #147349)

[Craig Topper via llvm-commits]

topperc wrote:

Title doesn't really make sense. If the immediate doesn't fit in signed 12-bits, it can't use ORI. Maybe "Use QC.INSBI for Or with immediate when ORI isn't possible"?

https://github.com/llvm/llvm-project/pull/147349