Move LP checks from Engineering Standards to LP skill

- Removed *tangle-targets* and check-tangle-sync from engineering-standards.org
- Fixed LP org: added (in-package), fixed block balance, fixed return-from
- Fixed literate-check-block-balance to return (values nil reason) on imbalance
- Updated LP tests to work with *tangle-targets* override
- Regenerated all .lisp from org via emacs --batch
- Added LP gen back to opencortex.asd

Test results:
- Engineering Standards: 9/10 (90%)
- Literate Programming: 7/7 (100%)

opencortex.asd

@@ -25,6 +25,7 @@
                (:file "library/communication-validator") ; Schema validation
                (:file "library/memory")            ; Org-object store, snapshots
                (:file "library/gen/org-skill-engineering-standards") ; Enforcement
+               (:file "library/gen/org-skill-literate-programming") ; LP enforcement
                (:file "library/context")           ; Context assembly, query
                (:file "library/perceive")         ; Stage 1: Sensory normalization
                (:file "library/reason")           ; Stage 2: Neural + deterministic