[Edit] C++ Constructors

[codecademy-docs]

Type of Edit (select all that apply)

Add new content (definitions, codeblocks, etc.)

Description (optional)

We would like to edit the Constructures concept entry under C++. The entry lives in content/cpp/concepts/constructors/constructors.md

Please refer to the concept entry template, content standards and markdown style guide when working on the PR for this issue.

Please:

1. Separate the syntax and example blocks by adding separate headings: ## Syntax and ## Examples
2. Showcase the output of the example block
3. Add a ## Codebyte Example block

Code of Conduct

• [X] By submitting this issue, I agree to follow Codecademy Doc's Code of Conduct.

For Maintainers

• [x] Labels added
• [ ] Issue is assigned