IVGCVSW-4485 Remove Boost assert

 * Change boost assert to armnn assert
 * Change include file to armnn assert
 * Fix ARMNN_ASSERT_MSG issue with multiple conditions
 * Change BOOST_ASSERT to BOOST_TEST where appropriate
 * Remove unused include statements

Signed-off-by: Narumol Prangnawarat <narumol.prangnawarat@arm.com>
Change-Id: I5d0fa3a37b7c1c921216de68f0073aa34702c9ff
diff --git a/src/armnn/InternalTypes.cpp b/src/armnn/InternalTypes.cpp
index 2fe38fc..a9435b2 100644
--- a/src/armnn/InternalTypes.cpp
+++ b/src/armnn/InternalTypes.cpp
@@ -5,7 +5,7 @@
 
 #include "InternalTypes.hpp"
 
-#include <boost/assert.hpp>
+#include <armnn/utility/Assert.hpp>
 
 namespace armnn
 {
@@ -75,7 +75,7 @@
         case LayerType::TransposeConvolution2d: return "TransposeConvolution2d";
         case LayerType::Transpose: return "Transpose";
         default:
-            BOOST_ASSERT_MSG(false, "Unknown layer type");
+            ARMNN_ASSERT_MSG(false, "Unknown layer type");
             return "Unknown";
     }
 }