[llvm] [RISCV][NFC] Convert some predicates to TIIPredicate (PR #129658)

[Craig Topper via llvm-commits]

topperc wrote:

The description only mentions that they can be used in macrofusion and scheduling, but most or all of them aren't. Is the design goal that going forward all instruction predicates will be done in .td in case they need to be used in scheduling macrofusion or scheduling?

https://github.com/llvm/llvm-project/pull/129658