Change commons-imaging dependency to version 1.0-alpha1 instead of 1.0-SNAPSHOT

DEVSIX-6698

Author: yulian-gaponenko

pom.xml

@@ -52,7 +52,7 @@
     <dependency>
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-imaging</artifactId>
-      <version>1.0-SNAPSHOT</version>
+      <version>1.0-alpha1</version>
     </dependency>
     <dependency>
       <groupId>com.itextpdf</groupId>