Fix some musl libc issues in armnn

Signed-off-by: Finn Williams <Finn.Williams@arm.com>
Change-Id: Ifb0295ee4516ca6cbd4364ade418b707fb39b354
diff --git a/tests/DeepSpeechV1Database.hpp b/tests/DeepSpeechV1Database.hpp
index 85654b6..fa7dda0 100644
--- a/tests/DeepSpeechV1Database.hpp
+++ b/tests/DeepSpeechV1Database.hpp
@@ -81,7 +81,7 @@
                                    [&quantizationScale, &quantizationOffset](const std::string & s)
                                    {
                                        return boost::numeric_cast<uint8_t>(
-                                               armnn::Quantize<u_int8_t>(std::stof(s),
+                                               armnn::Quantize<uint8_t>(std::stof(s),
                                                                          quantizationScale,
                                                                          quantizationOffset));
                                    });