IVGCVSW-4863 ADD,SUB,DIV,MUL,MAXIMUM and MINIMUM int32 VTS test
             skipped in CpuRef

Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>
Change-Id: I1c870ac258e8c3805a95b259cb40731f8e81541e
diff --git a/src/backends/reference/RefLayerSupport.cpp b/src/backends/reference/RefLayerSupport.cpp
index 8ca18b5..da8672a 100644
--- a/src/backends/reference/RefLayerSupport.cpp
+++ b/src/backends/reference/RefLayerSupport.cpp
@@ -145,13 +145,14 @@
 {
     bool supported = true;
 
-    std::array<DataType,6> supportedTypes = {
+    std::array<DataType,7> supportedTypes = {
         DataType::BFloat16,
         DataType::Float32,
         DataType::Float16,
         DataType::QAsymmS8,
         DataType::QAsymmU8,
-        DataType::QSymmS16
+        DataType::QSymmS16,
+        DataType::Signed32
     };
 
     supported &= CheckSupportRule(TypeAnyOf(input0, supportedTypes), reasonIfUnsupported,
@@ -759,13 +760,14 @@
 {
     bool supported = true;
 
-    std::array<DataType,6> supportedTypes = {
+    std::array<DataType,7> supportedTypes = {
         DataType::BFloat16,
         DataType::Float32,
         DataType::Float16,
         DataType::QAsymmS8,
         DataType::QAsymmU8,
-        DataType::QSymmS16
+        DataType::QSymmS16,
+        DataType::Signed32
     };
 
     supported &= CheckSupportRule(TypeAnyOf(input0, supportedTypes), reasonIfUnsupported,
@@ -1239,13 +1241,14 @@
 {
     bool supported = true;
 
-    std::array<DataType,6> supportedTypes = {
+    std::array<DataType,7> supportedTypes = {
         DataType::BFloat16,
         DataType::Float32,
         DataType::Float16,
         DataType::QAsymmS8,
         DataType::QAsymmU8,
-        DataType::QSymmS16
+        DataType::QSymmS16,
+        DataType::Signed32
     };
 
     supported &= CheckSupportRule(TypeAnyOf(input0, supportedTypes), reasonIfUnsupported,
@@ -1376,13 +1379,14 @@
 {
     bool supported = true;
 
-    std::array<DataType,6> supportedTypes = {
+    std::array<DataType,7> supportedTypes = {
         DataType::BFloat16,
         DataType::Float32,
         DataType::Float16,
         DataType::QAsymmS8,
         DataType::QAsymmU8,
-        DataType::QSymmS16
+        DataType::QSymmS16,
+        DataType::Signed32
     };
 
     supported &= CheckSupportRule(TypeAnyOf(input0, supportedTypes), reasonIfUnsupported,
@@ -1413,13 +1417,14 @@
 {
     bool supported = true;
 
-    std::array<DataType,6> supportedTypes = {
+    std::array<DataType,7> supportedTypes = {
         DataType::BFloat16,
         DataType::Float32,
         DataType::Float16,
         DataType::QAsymmS8,
         DataType::QAsymmU8,
-        DataType::QSymmS16
+        DataType::QSymmS16,
+        DataType::Signed32
     };
 
     supported &= CheckSupportRule(TypeAnyOf(input0, supportedTypes), reasonIfUnsupported,
@@ -1965,13 +1970,14 @@
 {
     bool supported = true;
 
-    std::array<DataType,6> supportedTypes = {
+    std::array<DataType,7> supportedTypes = {
         DataType::BFloat16,
         DataType::Float32,
         DataType::Float16,
         DataType::QAsymmS8,
         DataType::QAsymmU8,
-        DataType::QSymmS16
+        DataType::QSymmS16,
+        DataType::Signed32
     };
 
     supported &= CheckSupportRule(TypeAnyOf(input0, supportedTypes), reasonIfUnsupported,