fix style

Files:
modified: /ant/ivy/core/trunk/src/java/org/apache/ivy/plugins/parser/m2/PomModuleDescriptorParser.java (try)
modified: /ant/ivy/core/trunk/src/java/org/apache/ivy/plugins/parser/m2/DefaultPomDependencyMgt.java (try)
modified: /ant/ivy/core/trunk/src/java/org/apache/ivy/plugins/parser/m2/PomModuleDescriptorBuilder.java (try)