Update ci config, disable caching

6 jobs for master in 7 minutes and 34 seconds (queued for 4 minutes and 13 seconds)
Status Job ID Name Coverage
  Build
passed #13852
build:nightly

00:01:16

passed #13853
build:redox

00:01:16

passed #13851
build:stable

00:01:09

 
  Test
passed #13856
test:benches

00:01:18

passed #13855
test:nightly

00:01:25

passed #13854
test:stable

00:01:08