Add growth state frontmatter to all 280 wiki files

TREE(74): training modules, entity profiles, 2890 references, keyword indices
SPROUT(42): knowledge pages, project docs, curated source material
SEED(164): daily notes, raw session logs, unprocessed material

Updated AUDIT_MANIFEST.json with growth classifications.

training/modules/photonvision.md

@@ -7,6 +7,7 @@ tags: [photonvision, vision, apriltag, python, raspberry-pi]
 prerequisites: [programming-level-1, electrical-level-1]
 source: https://photonvision.org/
 status: active
+growth: tree
 ---
 
 # PhotonVision — FRC Computer Vision