`:keyname-schemas` & `:schema-key` on any symbol

[KgOfHedgehogs]

Both of these instructions expect the symbol to be a schema

zen/src/zen/v2_validation.clj

Line 601 in e4f18b9

 (not (contains? tags 'zen/schema)) 

zen/src/zen/v2_validation.clj

Line 668 in e4f18b9

 (-> (node-vtx&log vtx* [:keyname-schemas schema-key] [schema-key]) 

Both of them in their zen definition could require a symbol to be tagged with `zen/schema

[carbon-hvze]

agreed