message: [examples/lang] Clean up build.sh of Erc20 token
diff: #!/bin/bash
  -# Deprecated Note:
  -# The wasm-build executable that is used to tree-shake the wasm binary
  -# resulting from the cargo build in the first step expects to find it
  -# under target/release/wasm32-unknown-unknown/ in the cwd.
  -
  PROJNAME=erc20
  cargo clean
  @@ -15,5 +10,3 @@ wasm2wat -o target/$PROJNAME.wat target/wasm32-unknown-unknown/release/$PROJNAME
  cat target/$PROJNAME.wat | sed "s/(import \"env\" \"memory\" (memory (;0;) 2))/(import \"env\" \"memory\" (memory (;0;) 2 16))/" > target/$PROJNAME-fixed.wat
  wat2wasm -o target/$PROJNAME.wasm target/$PROJNAME-fixed.wat
  wasm-opt -Oz target/$PROJNAME.wasm -o target/$PROJNAME-opt.wasm
  -
  -#wasm-build target enyzme --target-runtime=substrate --final=adder --save-raw=./target/enzyme-deployed.wasm --target wasm32-unknown-unknown
  