Use x64 not x86 #397

Job	Run time
Build and Test	33s
integ (ubuntu-latest, latest, Symbolic_Math_Toolbox, matlabVer = ver('matlab'); assert(~isempty(m...	1m 45s
integ (ubuntu-latest, latest-including-prerelease, Symbolic_Math_Toolbox, matlabVer = ver('matlab...	1m 37s
integ (ubuntu-20.04, R2021bU2, MATLAB Symbolic_Math_Toolbox , matlabVer = ver('matlab'); assert(s...	8m 13s
integ (windows-latest, latest, Symbolic_Math_Toolbox, matlabVer = ver('matlab'); assert(~isempty(...	4m 1s
integ (macos-latest, latest, Symbolic_Math_Toolbox, matlabVer = ver('matlab'); assert(~isempty(ma...	2m 59s
integ (macos-14, latest, Symbolic_Math_Toolbox, matlabVer = ver('matlab'); assert(~isempty(matlab...	2m 45s
integ (macos-14, R2023a, matlabVer = ver('matlab'); assert(strcmp(matlabVer.Release,'(R2023a)'));...	4m 44s
	26m 37s

Provide feedback