This commit bumps Cranelift to 0.49.0 and target-lexicon to 0.9.0 to fix the failing build to due an updated faerie crate that violated semver with an updated 0.9.0 target-lexicon dependency. Fixes #491.
This is the wasmtime-obj crate, which contains an experimental prototype
for writing out native object files, using the wasm ABI defined by
wasmtime-environ.