message: demo-protobuf: Move protobufjs dependency
diff: "pack-proto": "pbjs -t static-module -w commonjs -o src/generated/codecimpl.js --sparse --no-beautify --no-delimited --no-verify --no-convert ./proto/**/*.proto",
  "define-proto": "pbts src/generated/codecimpl.js -o src/generated/codecimpl.d.ts"
  },
  - "devDependencies": {
  - "@cosmjs/utils": "^0.20.0",
  + "dependencies": {
  "protobufjs": "~6.9.0"
  + },
  + "devDependencies": {
  + "@cosmjs/utils": "^0.20.0"
  }
  }
  