fix rust wasm build by adding cargo.lock to the repo, so that it doesn't go nuts trying to pull latest versions which inevitably will need new rust versions

Author: glitch003

packages/wasm/rust/.gitignore

@@ -1,6 +1,5 @@
 /target
 **/*.rs.bk
-Cargo.lock
 bin/
 pkg/
 wasm-pack.log