ci: expose CARGO_REGISTRY_TOKEN as global env variable to simplify cargo publish

Author: nabil-Tounarti

.github/workflows/rust-build.yml

@@ -41,6 +41,7 @@ on:
 
 env:
   CARGO_TERM_COLOR: always
+  CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
 
 jobs:
   build:
@@ -113,4 +114,4 @@ jobs:
         run: cargo package
 
       - name: Publish to crates.io
-        run: cargo publish --token ${{ secrets.CARGO_REGISTRY_TOKEN }}
+        run: cargo publish