Bump version to 0.2.5

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: KayleeBeyene

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "envelope-cli"
-version = "0.2.4"
+version = "0.2.5"
 edition = "2021"
 authors = ["Kaylee Beyene"]
 description = "Terminal-based zero-based budgeting application"