docs(01): revise plan 02 wave per checker iteration 1

Plan 02 depends_on: ["01"], so wave must be max(wave(01)=0)+1 = 1, not 0.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

.planning/phases/01-stabilize-video-pipeline/01-02-PLAN.md

@@ -2,7 +2,7 @@
 phase: 01-stabilize-video-pipeline
 plan: 02
 type: execute
-wave: 0
+wave: 1
 depends_on: ["01"]
 files_modified:
   - package.json