message: Use inplace sed call that works with GNU and BSD sed
  Fixup of
diff: @@ -36,7 +36,7 @@ FILES_MODIFIED=()
  for package_dir in packages/*/; do
  CARGO_TOML="$package_dir/Cargo.toml"
  - sed -i -e "s/version[[:space:]]*=[[:space:]]*\"$OLD\"/version = \"$NEW\"/" "$CARGO_TOML"
  + sed -i"" -e "s/version[[:space:]]*=[[:space:]]*\"$OLD\"/version = \"$NEW\"/" "$CARGO_TOML"
  FILES_MODIFIED+=("$CARGO_TOML")
  done
  @@ -47,7 +47,7 @@ for contract_dir in contracts/*/; do
  CARGO_TOML="$contract_dir/Cargo.toml"
  CARGO_LOCK="$contract_dir/Cargo.lock"
  - sed -i -e "s/version[[:space:]]*=[[:space:]]*\"$OLD\"/version = \"$NEW\"/" "$CARGO_TOML"
  + sed -i"" -e "s/version[[:space:]]*=[[:space:]]*\"$OLD\"/version = \"$NEW\"/" "$CARGO_TOML"
  (cd "$contract_dir" && cargo build)
  FILES_MODIFIED+=("$CARGO_TOML" "$CARGO_LOCK")
  