feat(lint-config): remove no-return-await add require-await

[dirkdev98]

There is no built-in rule or rule plugin that adds more of these best practices. So follow this one for now.

This should improve the stacktrace in async scenarios

Closes #751

[github-actions]

==== C8 test coverage ====
Statements: 66.92% ( 28452/42516 )
Branches : 63.67% ( 3116 /4894 )
Functions : 68.25% ( 935 /1370 )
Lines : 66.92% ( 28452 /42516 )

[github-actions]

==== Benchmark result ====

Node.js version: 15
Total benchmarks: 15
          Passed: 15
          Failed: 0
-----------
router - github static path              200000  iterations    9405  ns/op
router - github path params              100000  iterations   11226  ns/op
compas validator simple                 5000000  iterations     278  ns/op
yup validator simple                     100000  iterations   13123  ns/op
fastest-validator validator simple     10000000  iterations     123  ns/op
compas validator nested                 1000000  iterations    1481  ns/op
yup validator nested                      50000  iterations   41041  ns/op
fastest-validator validator nested      2000000  iterations     599  ns/op
logger - strings                         500000  iterations    3023  ns/op
logger - objects                         500000  iterations    3578  ns/op
logger - deep objects                    500000  iterations    5988  ns/op
uuid                                    5000000  iterations     398  ns/op
uuid.isValid                           10000000  iterations     163  ns/op
isNil                                 500000000  iterations       0  ns/op
isPlainObject                          50000000  iterations      21  ns/op