Update happy-cli submodule: v0.12.1 release

rrnewton · claude · rrnewton · commit e821c3ec80f2 · 2025-12-01T10:55:17.000Z
🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
diff --git a/happy-cli b/happy-cli
@@ -1 +1 @@
-Subproject commit 37cdbe4e269a70676b541a8bc7010e73e333c90c
+Subproject commit 45f5e451a4bb5cc24f9a74a51f7e982ec543abf2
