[Docs] Correct small typos

[SiboVG]

Related Issue(s)	None
Has Unit Tests (y/n)	NA
Documentation Included (y/n)	y

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Change Description

The documentation contained small typos:

Original Text	Corrected text
The types describe here are...	The types described here are...
...however; two drivers may be used to if differing behavior is needed for uplink and downlink.	...however; two drivers may be used too if differing behavior is needed for uplink and downlink.

The table of contents of the Data Types and Data Structures page keeps auto-updating, so I left it updated in this PR as well.

Rationale

Who doesn't like correct grammar 🙂

Testing/Review Recommendations

1. Learn English
2. I won't waste your time with any more steps 🙂

Future Work

NA.