add version back in

Signed-off-by: Jay DeLuca <jaydeluca4@gmail.com>

Author: jaydeluca

prometheus-metrics-core/pom.xml

@@ -54,6 +54,7 @@
     <dependency>
       <groupId>org.awaitility</groupId>
       <artifactId>awaitility</artifactId>
+      <version>4.3.0</version>
       <scope>test</scope>
     </dependency>
   </dependencies>