Revert "ensure that the test runs in all environments"

This reverts commit ce56ec3.

Author: PhilippSalvisberg

sqldev/src/main/java/org/utplsql/sqldev/ui/runner/SmartTime.java

@@ -16,7 +16,6 @@
 package org.utplsql.sqldev.ui.runner;
 
 import java.text.DecimalFormat;
-import java.util.Locale;
 
 public class SmartTime {
     private Double seconds;
@@ -46,7 +45,6 @@ public Double getSeconds() {
 
     @Override
     public String toString() {
-        Locale.setDefault(new Locale("en", "US"));
         String ret;
         if (seconds == null) {
             ret = null;