feat: weather location cptec (#590)

* feat: weather location cptec

- add endpoint to get weather by location
- add test to weather location
- add doc of weather location api

* fix: documentation of sample lat long weather location

- fix documentation with location sample of Campinas city, change to Brejo Alegre city

* style: remove change from npm run fix

revert change from pages/_app.js not require in this scope

* fix: return null when not has parsed.cidade

Co-authored-by: Lorhan Sohaky <16273730+LorhanSohaky@users.noreply.github.com>

* test: add to params weather location

- add test iinvalid latitude
- add test invalid longitude
- add test invalid city

* fix: return when not found city

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Co-authored-by: Lorhan Sohaky <16273730+LorhanSohaky@users.noreply.github.com>