REFAC: Remove redundant virtuals

Source/Common/imstkDataArray.h

@@ -190,7 +190,7 @@ public:
         other.m_mapped = true;         // The others destructor should then not delete
     }
 
-    virtual ~DataArray() override
+    ~DataArray() override
     {
         if (!m_mapped)
         {

Source/Common/imstkVecDataArray.h

@@ -183,7 +183,7 @@ public:
         other.m_mapped = true;
     }
 
-    virtual ~VecDataArray() override = default;
+    ~VecDataArray() override = default;
 
     ///
     /// \brief Templated copy the current array with a new internal data type, does not change the number