SLING-9288 Update Pax Exam to 4.13.3

* Update Pax Exam
* Update Testing PaxExam
* Use proper OSGi dependencies
diff --git a/pom.xml b/pom.xml
index 7c56886..d271cec 100644
--- a/pom.xml
+++ b/pom.xml
@@ -38,7 +38,7 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <sling.java.version>8</sling.java.version>
-    <org.ops4j.pax.exam.version>4.13.2</org.ops4j.pax.exam.version>
+    <org.ops4j.pax.exam.version>4.13.3</org.ops4j.pax.exam.version>
     <groovy.version>3.0.1</groovy.version>
   </properties>
 
@@ -97,11 +97,6 @@
     <!-- OSGi -->
     <dependency>
       <groupId>org.osgi</groupId>
-      <artifactId>osgi.cmpn</artifactId>
-      <scope>test</scope>
-    </dependency>
-    <dependency>
-      <groupId>org.osgi</groupId>
       <artifactId>osgi.core</artifactId>
       <scope>provided</scope>
     </dependency>
@@ -112,6 +107,12 @@
     </dependency>
     <dependency>
       <groupId>org.osgi</groupId>
+      <artifactId>org.osgi.service.http</artifactId>
+      <version>1.2.1</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.osgi</groupId>
       <artifactId>org.osgi.service.metatype.annotations</artifactId>
       <scope>provided</scope>
     </dependency>
@@ -168,7 +169,7 @@
     <dependency>
       <groupId>org.apache.sling</groupId>
       <artifactId>org.apache.sling.testing.paxexam</artifactId>
-      <version>3.0.0</version>
+      <version>3.1.0</version>
       <scope>test</scope>
     </dependency>
     <!-- Groovy -->