Add note about docker-compose being a requirement for the tests

Author: manuelwedler

docs/95. requestChainSupport.md

@@ -82,7 +82,7 @@ If you still want to request an EVM chain(s) to be supported by Sourcify, please
 
 </details>
 
-1.  Install and build the project with `npm install` and `npx lerna run build`.
+4.  Install and build the project with `npm install` and `npx lerna run build`.
 
 1.  Provide test contracts:
 
@@ -95,7 +95,7 @@ If you still want to request an EVM chain(s) to be supported by Sourcify, please
 
     - Storage.sol: `shared/1_Storage.sol` and `shared/1_Storage.metadata.json`
 
-1.  To test locally run `export NEW_CHAIN_ID=1,11155111 && npm run test-local:chains` inside `services/server`
+1.  To test locally run `export NEW_CHAIN_ID=1,11155111 && npm run test-local:chains` inside `services/server`. Note that this requires `docker-compose`.
 
 1.  If the tests pass, open a pull request targeting the Sourcify **staging** branch.