Added required toolboxes

Author: WynterJ

.github/workflows/ci.yml

@@ -40,7 +40,7 @@ jobs:
         uses: matlab-actions/setup-matlab@v2
         with:
           release: ${{ matrix.MATLABVersion }}
-          products: MATLAB Parallel_Computing_Toolbox Statistics_and_Machine_Learning_Toolbox
+          products: MATLAB Statistics_and_Machine_Learning_Toolbox Symbolic_Math_Toolbox Curve_Fitting_Toolbox
           # List required products above in the format shown (and uncomment them)
           # List of product strings:
           # Simulink