Fix PMD UR-anomaly rule
Problem: Rule falsely detects a foreach loop as UR-anomaly.
net.sourceforge.pmd.lang.java.rule.controversial.DataflowAnomalyAnalysisRule
Problem: Rule falsely detects a foreach loop as UR-anomaly.
net.sourceforge.pmd.lang.java.rule.controversial.DataflowAnomalyAnalysisRule