Fix typo on Simulation Execution page

[JGBSci]

"Example Simulation Executions:" under Execution Examples should be on a new line

https://github.com/cadCAD-org/cadCAD/blob/master/documentation/Simulation_Execution.md

[markusbkoch]

I'm not entirely sure what you mean. Wanna take a shot at editing it yourself and starting a pull request? 😉 Let me know if you need help!

[tylerdmace]

Fixed in #160

[JEJodesty]

@tylerdmace Merged