Updated all old style promises to async/await

[deepika-vr]

https://issues.redhat.com/browse/INSTALLER-3940

[KKoukiou]

one more fix needed:

test/common/static-code
not ok 1 /static-code/test-eslint
# 
# /work/make-checkout-workdir/build.js
#   37:37  error  Avoid callbacks. Prefer Async/Await  promise/prefer-await-to-callbacks
# 
# ✖ 1 problem (1 error, 0 warnings)
WARNING: skipping /static-code/test-typescript: no tsc

[KKoukiou]

Please squash the commits and remove the test/reference change from your commit, you incorrectly put it there, assumingly by running git add -u

[KKoukiou]

Sorry, we added more:

not ok 1 /static-code/test-eslint
# 
# /work/make-checkout-workdir/build.js
#   36:1  error  Expected indentation of 4 spaces but found 0  indent
# 
# /work/make-checkout-workdir/src/apis/payload_dnf.js
#   39:7  error  Prefer await to then()/catch()/finally()  promise/prefer-await-to-then
# 
# ✖ 2 problems (2 errors, 0 warnings)
#   1 error and 0 warnings potentially fixable with the `--fix` option.
WARNING: skipping /static-code/test-typescript: no tsc
make: *** [Makefile:194: codecheck] Error 1

*** Failure: Container exited with code 2