Fix math string unit test failures

Signed-off-by: puvvadar <puvvadar@amazon.com>

Code/Framework/AzCore/Tests/Math/MathStringsTests.cpp

@@ -47,7 +47,7 @@ namespace UnitTest
 
         EXPECT_EQ(AZStd::to_string(mat33), "1.00000000,0.00000000,0.00000000\n0.00000000,1.00000000,0.00000000\n0.00000000,0.00000000,1.00000000");
         EXPECT_EQ(AZStd::to_string(mat44), "1.00000000,0.00000000,0.00000000,0.00000000\n0.00000000,1.00000000,0.00000000,0.00000000\n0.00000000,0.00000000,1.00000000,0.00000000\n0.00000000,0.00000000,0.00000000,1.00000000");
-        EXPECT_EQ(AZStd::to_string(xform), "0.00000000,0.00000000,0.00000000\n0.00000000,0.00000000,0.00000000\n0.00000000,0.00000000,0.00000000\n0.00000000,0.00000000,0.00000000");
+        EXPECT_EQ(AZStd::to_string(xform), "1.00000000,0.00000000,0.00000000\n0.00000000,1.00000000,0.00000000\n0.00000000,0.00000000,1.00000000\n0.00000000,0.00000000,0.00000000");
 
     }
 
@@ -59,6 +59,6 @@ namespace UnitTest
 
     TEST_F(MathStrings, TestColorStringConverter)
     {
-        EXPECT_EQ(AZStd::to_string(AZ::Colors::Black), "R:0, G:0, B:0 A:0");
+        EXPECT_EQ(AZStd::to_string(AZ::Colors::Black), "R:0, G:0, B:0 A:255");
     }
 }