Add kafka required acks env

[zhouzhuojie]

Related #21

Adding an option to config the required acks for kafka.

[codecov-commenter]

Codecov Report

Merging #32 (fefb8de) into main (8698373) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main      #32   +/-   ##
=======================================
  Coverage   81.55%   81.55%           
=======================================
  Files          27       27           
  Lines        2174     2174           
=======================================
  Hits         1773     1773           
  Misses        314      314           
  Partials       87       87           

Impacted Files	Coverage Δ
pkg/handler/data_recorder_kafka.go	72.64% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 3ef694b...fefb8de. Read the comment docs.