fix: use more specific grep pattern for macros version extraction

The previous grep pattern matched the workspace members array entry
before the dependency definition line, causing the sed substitution
to output the wrong value.

Author: gregnazario

.github/workflows/release.yml

@@ -170,7 +170,7 @@ jobs:
       - name: Verify aptos-sdk-macros dependency is available
         if: needs.publish-macros.result == 'skipped'
         run: |
-          MACROS_VERSION=$(grep 'aptos-sdk-macros' Cargo.toml | head -1 | sed 's/.*version = "\([^"]*\)".*/\1/')
+          MACROS_VERSION=$(grep 'aptos-sdk-macros.*version' Cargo.toml | head -1 | sed 's/.*version = "\([^"]*\)".*/\1/')
           echo "Checking that aptos-sdk-macros ${MACROS_VERSION} exists on crates.io..."
           if ! curl -sf -H "User-Agent: aptos-rust-sdk-ci" \
             "https://crates.io/api/v1/crates/aptos-sdk-macros/${MACROS_VERSION}" > /dev/null 2>&1; then