Simplify cargo publish steps in RELEASING.md

Updated release instructions to simplify publishing process.

Author: djmitche

RELEASING.md

@@ -12,9 +12,7 @@
 1. Run `git tag vX.Y.Z`
 1. Run `git push upstream`
 1. Run `git push upstream --tag vX.Y.Z`
-1. Run `cargo publish -p taskchampion-sync-server-core`
-1. Run `cargo publish -p taskchampion-sync-server-storage-sqlite`
-1. Run `cargo publish -p taskchampion-sync-server-storage-postgres` (and add any other new published packages here)
+1. Run `cargo publish` to publish all packages in the workspace
 1. Bump the patch version in `*/Cargo.toml` and add the `-pre` suffix. This allows `cargo-semver-checks` to check for changes not accounted for in the version delta.
 1. Run `cargo build --release` again to update `Cargo.lock`
 1. Commit that change with comment "Bump to -pre version".