FEM: icons, rename linearized stress icon

src/Mod/Fem/Gui/Command.cpp

@@ -1241,7 +1241,7 @@ CmdFemPostCreateLinearizedStressesFilter::CmdFemPostCreateLinearizedStressesFilt
     sToolTipText    = QT_TR_NOOP("Define/create stress linearization plots");
     sWhatsThis      = "FEM_PostCreateLinearizedStressesFilter";
     sStatusTip      = sToolTipText;
-    sPixmap         = "fem-linearizedstresses";
+    sPixmap         = "fem-post-filter-linearized-stresses";
 }
 
 void CmdFemPostCreateLinearizedStressesFilter::activated(int)

src/Mod/Fem/Gui/Resources/Fem.qrc

@@ -55,7 +55,6 @@
         <file>icons/fem-frequency-analysis.svg</file>
         <file>icons/fem-inp-editor.svg</file>
         <file>icons/fem-isosurface.svg</file>
-        <file>icons/fem-linearizedstresses.svg</file>
         <file>icons/fem-material.svg</file>
         <file>icons/fem-material-fluid.svg</file>
         <file>icons/fem-material-nonlinear.svg</file>
@@ -65,6 +64,7 @@
         <file>icons/fem-post-filter-cut-function.svg</file>
         <file>icons/fem-post-filter-data-along-line.svg</file>
         <file>icons/fem-post-filter-data-at-point.png</file>
+        <file>icons/fem-post-filter-linearized-stresses.svg</file>
         <file>icons/fem-plane.svg</file>
         <file>icons/fem-purge-results.svg</file>
         <file>icons/fem-result.svg</file>