[MAINTENANCE] Update pax-exam in blueprint

Author: alien11689

blueprint/itests/blueprint-itests/pom.xml

@@ -55,7 +55,7 @@
         <blueprint.spring.version>${blueprint.spring.dev.version}</blueprint.spring.version>
         <commons-jexl.version>2.1.1</commons-jexl.version>
         <depends-maven-plugin.version>1.5.0</depends-maven-plugin.version>
-        <exam.version>4.10.0</exam.version>
+        <exam.version>4.13.5</exam.version>
         <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
         <org.apache.aries.proxy.version>1.1.0</org.apache.aries.proxy.version>
         <org.apache.aries.quiesce.api.version>1.0.0</org.apache.aries.quiesce.api.version>