Update mat-sdk.spec.in

Update changelog

Author: maxgolov

mat-sdk.spec.in

@@ -36,6 +36,8 @@ mv "@CMAKE_CURRENT_BINARY_DIR@/_CPack_Packages/Linux/RPM/tmpBBroot" $RPM_BUILD_R
 @CPACK_PACKAGING_INSTALL_PREFIX@/bin/my_project
 
 %changelog
+* Mon Aug 3 2020 Max Golovanov <maxgolov@microsoft.com> 3.4.216-0
+Diagnostic Data Viewer fixes for mobile platforms.
 * Mon Jul 7 2020 Max Golovanov <maxgolov@microsoft.com> 3.4.195-0
 Major improvements. Support for new targets and compilers.
 * Mon Apr 22 2019 Max Golovanov <maxgolov@microsoft.com> 3.2.112-0