cranelift: Upgrade libm to 0.2.4 (#4670)

* cranelift: Upgrade libm to 0.2.4

This resolves an issue with incorrect fmaf on the x86_64-pc-windows-gnu target under some inputs.

See: #4517

* supply-chain: Vet `libm` 0.2.4

Cargo.lock

@@ -1611,9 +1611,9 @@ dependencies = [
 
 [[package]]
 name = "libm"
-version = "0.2.2"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33a33a362ce288760ec6a508b94caaec573ae7d3bbbd91b87aa0bad4456839db"
+checksum = "c7ce35d4899fa3c0558d4f5082c98927789a01024270711cf113999b66ced65a"
 
 [[package]]
 name = "linux-raw-sys"