fix param for _validateValueForKey

default implementation returns the value of the first param unaltered and resets any data coercion made in validateValueForKey

Frameworks/Core/ERExtensions/Sources/er/extensions/eof/ERXGenericRecord.java

@@ -1126,7 +1126,7 @@ public Object validateValueForKey(Object value, String key) throws NSValidation.
 			if (cd instanceof ERXEntityClassDescription) {
 				((ERXEntityClassDescription) cd).validateObjectWithUserInfo(this, value, "validateForKey." + key, key);
 			}
-			result = _validateValueForKey(value, key);
+			result = _validateValueForKey(result, key);
 		}
 		catch (ERXValidationException e) {
 			throw e;