as we skip date parsing issue this must be a warning not an error

git-svn-id: https://svn.apache.org/repos/asf/maven/scm/trunk@1329800 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/maven-scm-api/src/main/java/org/apache/maven/scm/util/AbstractConsumer.java b/maven-scm-api/src/main/java/org/apache/maven/scm/util/AbstractConsumer.java
index 7697f4d..2891555 100644
--- a/maven-scm-api/src/main/java/org/apache/maven/scm/util/AbstractConsumer.java
+++ b/maven-scm-api/src/main/java/org/apache/maven/scm/util/AbstractConsumer.java
@@ -113,9 +113,9 @@
         }
         catch ( ParseException e )
         {
-            if ( getLogger() != null && getLogger().isErrorEnabled() )
+            if ( getLogger() != null && getLogger().isWarnEnabled() )
             {
-                getLogger().error(
+                getLogger().warn(
                                    "skip ParseException: " + e.getMessage() + " during parsing date " + date
                                        + " with pattern " + patternUsed + " with Locale "
                                        + ( locale == null ? Locale.ENGLISH : locale ), e );