docs(prd): mark merged PRDs as Active

Flip Status: Draft -> Active for the 23 PRDs whose work has shipped to
main (including 0027, now that PR #95 has merged). Leaves the
terminal-status PRDs unchanged: 0007 and 0010 (Superseded) and 0014
(Retargeted) were replaced, not shipped as-is.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

docs/prds/0006-pipelock-tls-interception.md

@@ -1,6 +1,6 @@
 # PRD 0006: pipelock native TLS interception
 
-- **Status:** Draft
+- **Status:** Active
 - **Author:** didericis
 - **Created:** 2026-05-12