Remove redundant (and unused) local view

The outer trial view is never used.
The trial basis on the outer element will be considered when the now "outer" element is
the "inner" element in the loop, so no information is lost.

dune/fufem/assemblers/dunefunctionsoperatorassembler.hh

@@ -71,8 +71,6 @@ public:
 
     auto insideAnsatzLocalView      = ansatzBasis_.localView();
 
-    auto outsideTrialLocalView      = trialBasis_.localView();
-
     auto outsideAnsatzLocalView     = ansatzBasis_.localView();
 
     for (const auto& element : elements(trialBasis_.gridView()))
@@ -99,8 +97,6 @@ public:
           const auto& outsideElement = is.outside();
 
           // Bind the outer parts to the outer element
-          outsideTrialLocalView.bind(outsideElement);
-
           outsideAnsatzLocalView.bind(outsideElement);
 
           // We assume that all basis functions of the inner element couple with all basis functions from the outer one