remove blueprints

Reviewed-by: Gode, Sebastian <sebastian.gode@t-systems.com>
Co-authored-by: tischrei <tino.schreiber@t-systems.com>
Co-committed-by: tischrei <tino.schreiber@t-systems.com>

otc_metadata/data/documents/blueprints-best-practice.yaml

@@ -1,11 +0,0 @@
----
-hc_location: bestpractice/blueprints
-environment: internal
-html_location: docs/blueprints/best-practice
-link: /blueprints/best-practice/
-pdf_name: blueprints-best-practice
-rst_location: doc/best-practice/source
-service_type: blueprints
-title: Best Practice
-type: best-practice
-disable_import: true