Add missing rule for nested template declarations.
Add missing rule for nested template declarations.

Change-Id: I2b1b9c3820cc12d6425eb524f94c8b30100b0619

mspark93/VTK,gram526/VTK,ashray/VTK-EVM,sankhesh/VTK,msmolens/VTK,gram526/VTK,sumedhasingla/VTK,candy7393/VTK,hendradarwin/VTK,mspark93/VTK,demarle/VTK,SimVascular/VTK,mspark93/VTK,candy7393/VTK,jmerkow/VTK,demarle/VTK,mspark93/VTK,hendradarwin/VTK,gram526/VTK,demarle/VTK,berendkleinhaneveld/VTK,keithroe/vtkoptix,mspark93/VTK,gram526/VTK,hendradarwin/VTK,msmolens/VTK,keithroe/vtkoptix,ashray/VTK-EVM,sumedhasingla/VTK,sankhesh/VTK,sankhesh/VTK,candy7393/VTK,sumedhasingla/VTK,candy7393/VTK,johnkit/vtk-dev,johnkit/vtk-dev,msmolens/VTK,keithroe/vtkoptix,sumedhasingla/VTK,SimVascular/VTK,demarle/VTK,keithroe/vtkoptix,SimVascular/VTK,jmerkow/VTK,sumedhasingla/VTK,berendkleinhaneveld/VTK,johnkit/vtk-dev,SimVascular/VTK,candy7393/VTK,msmolens/VTK,berendkleinhaneveld/VTK,sumedhasingla/VTK,ashray/VTK-EVM,ashray/VTK-EVM,keithroe/vtkoptix,sumedhasingla/VTK,mspark93/VTK,mspark93/VTK,candy7393/VTK,demarle/VTK,ashray/VTK-EVM,candy7393/VTK,gram526/VTK,johnkit/vtk-dev,msmolens/VTK,jmerkow/VTK,msmolens/VTK,gram526/VTK,demarle/VTK,sankhesh/VTK,keithroe/vtkoptix,sumedhasingla/VTK,candy7393/VTK,keithroe/vtkoptix,jmerkow/VTK,ashray/VTK-EVM,berendkleinhaneveld/VTK,sankhesh/VTK,berendkleinhaneveld/VTK,berendkleinhaneveld/VTK,jmerkow/VTK,SimVascular/VTK,jmerkow/VTK,johnkit/vtk-dev,SimVascular/VTK,msmolens/VTK,hendradarwin/VTK,jmerkow/VTK,hendradarwin/VTK,johnkit/vtk-dev,ashray/VTK-EVM,hendradarwin/VTK,gram526/VTK,johnkit/vtk-dev,mspark93/VTK,ashray/VTK-EVM,keithroe/vtkoptix,hendradarwin/VTK,berendkleinhaneveld/VTK,gram526/VTK,SimVascular/VTK,sankhesh/VTK,sankhesh/VTK,SimVascular/VTK,demarle/VTK,msmolens/VTK,sankhesh/VTK,jmerkow/VTK,demarle/VTK