fixes md013 issue with mermaid

Author: Christian-MK

docs/project-catalyst/f12-economic-model.md

@@ -293,6 +293,8 @@ to highlight the staking requirements and the connections to each nodes through
 the consensus mechanism. The diagram also unpacks the relationships between
 components and how they are expected to operate.
 
+<!-- markdownlint-disable MD013 -->
+
 ```mermaid
 C4Component
 title A Component diagram for Consensus
@@ -349,6 +351,8 @@ Rel(E, O, "Uses")
 Rel(E, K, "Uses")
 ```
 
+<!-- markdownlint-restore -->
+
 :::note
 
 If the diagram is not rendering clearly, or if the text is difficult to read,