build(deps): bump trustify-da-api-model from 2.0.8 to 2.0.9

Pick up the new `unknown` field in SourceSummary and UNKNOWN value
in the Severity enum for CVEs with no CVSS score.

Implements TC-4725

Assisted-by: Claude Code

Author: a-oren

pom.xml

@@ -18,7 +18,7 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <maven.compiler.release>21</maven.compiler.release>
     <!-- Dependencies -->
-    <trustify-da-api-model.version>2.0.8</trustify-da-api-model.version>
+    <trustify-da-api-model.version>2.0.9</trustify-da-api-model.version>
     <jackson.version>2.22.0</jackson.version>
     <jackson-annotations.version>2.22</jackson-annotations.version>
     <jakarta.annotation-api.version>3.0.0</jakarta.annotation-api.version>