Revert from squashed commit: request.py tries to fetch parameter twice.

Useless because it happens only with locally hacked slapos.core.

Squashed commits are evil
Squashed commits are evil
Squashed commits are evil
Squashed commits are evil

slapos/recipe/request.py

@@ -134,14 +134,9 @@ class Recipe(object):
         options['connection-%s' % param] = str(
           instance.getConnectionParameter(param))
       except slapmodule.NotFoundError:
-        try:
-          self.instance._synced = False
-          options['connection-%s' % param] = str(
-              self.instance.getConnectionParameter(param))
-        except slapmodule.NotFoundError:
-          options['connection-%s' % param] = ''
-          if self.failed is None:
-            self.failed = param
+        options['connection-%s' % param] = ''
+        if self.failed is None:
+          self.failed = param
 
   def install(self):
     if self.failed is not None: