docs: Fix a few typos

[timgates42]

There are small typos in:

• FAQ.md
• documentation/OUTPUT_FORMATS.md
• hug/init.py
• hug/route.py
• hug/store.py
• hug/types.py
• tests/test_types.py

Fixes:

• Should read backwards rather than backwords.
• Should read succinct rather than succint.
• Should read multiple rather than multile.
• Should read equivalent rather than equivelent.
• Should read endpoint rather than endoint.
• Should read compatible rather than compatabile.
• Should read collection rather than collecton.

Semi-automated pull request generated by https://github.com/timgates42/meticulous/blob/master/docs/NOTE.md