Upgrade to commons-collections 3.2.2

Closes gh-4520

Author: snicoll

spring-boot-dependencies/pom.xml

@@ -52,7 +52,7 @@
 		<atomikos.version>3.9.3</atomikos.version>
 		<bitronix.version>2.1.4</bitronix.version>
 		<commons-beanutils.version>1.9.2</commons-beanutils.version>
-		<commons-collections.version>3.2.1</commons-collections.version>
+		<commons-collections.version>3.2.2</commons-collections.version>
 		<commons-dbcp.version>1.4</commons-dbcp.version>
 		<commons-dbcp2.version>2.0.1</commons-dbcp2.version>
 		<commons-digester.version>2.1</commons-digester.version>