Preheat oven to 350 degrees. Line 24 muffin tins with paper liners or spray with nonstick spray. In a large bowl combine the flour, cocoa powder, salt, baking soda, and cinnamon.. In a medium mixing bowl, combine the sugars, olive oil, eggs, and vanilla and whisk until completely blended Gradually add wet mixture to flour mixture, mix with a spatula until all is combined. Fold in chocolate chips and zucchini. Fill muffin cups 3/4 full. Bake 20 - 25 minutes or until a tester comes out clean.