lnc-core: update RELEASE.md with install cmd

ViktorT-11 · ViktorT-11 · commit 914849fef6e6 · 2023-08-22T23:21:56.000+02:00
diff --git a/RELEASE.md b/RELEASE.md
@@ -36,6 +36,8 @@ After specifying the latest versions, run the following commands in the root
 dir of the project.
 
 ```sh
+# install package dependencies
+yarn
 # download new proto files
 yarn run update-protos
 # generate Typescript definitions from the updated protos
