fix: Update release notes with project taglines

This commit updates the RELEASE_BODY.md and RELEASE_TITLE.txt files
to use the project's specific taglines, making the automated release
notes more branded and descriptive.

Author: google-labs-jules[bot]

.github/RELEASE_BODY.md

@@ -1,3 +1,7 @@
-# Release ${TAG}
+# Attogram Agents ${TAG}
 
-This is an automated release.
+Standardize your AI collaboration process.
+
+---
+
+This release contains the following changes:

.github/RELEASE_TITLE.txt

@@ -1 +1 @@
-agents ${TAG}
+Attogram Agents ${TAG}