[test][InstCombine][NewPM] Fix InstCombine tests under NPM

Some of these depended on analyses being present that aren't provided
automatically in NPM.

early_dce_clobbers_callgraph.ll was previously inlining a noinline function?

cast-call-combine.ll relied on the legacy always-inline pass being a
CGSCC pass and getting rerun.

Reviewed By: asbirlea

Differential Revision: https://reviews.llvm.org/D88187