ARROW-7466: [CI][Java] Fix gandiva-jar-osx nightly build failure
ARROW-7466: [CI][Java] Fix gandiva-jar-osx nightly build failure

Closes #6331 from kszucs/ARROW-7466 and squashes the following commits:

d50b8c8975 <Krisztián Szűcs> don't install already installed python3
d956297c74 <Krisztián Szűcs> re-enable steps
421142dba8 <Krisztián Szűcs> start all arguments at the same column...
2131836b6f <Krisztián Szűcs> travis multi line string
b50865e70c <Krisztián Szűcs> use travis_build_dir
6f1beb6851 <Krisztián Szűcs> debug paths
7b054ecabf <Krisztián Szűcs> queue path
6929f3d2c7 <Krisztián Szűcs> fix crossbow path
2a2d7c378b <Krisztián Szűcs> deploy using crossbow

Authored-by: Krisztián Szűcs <6bab32dc957a05a87930e779f272342e159326fa@gmail.com>
Signed-off-by: François Saint-Jacques <76801b7d5fe2c448a8401d2246372be49d372480@gmail.com>

cpcloud/arrow,laurentgo/arrow,wesm/arrow,cpcloud/arrow,apache/arrow,cpcloud/arrow,kou/arrow,icexelloss/arrow,xhochy/arrow,kou/arrow,wesm/arrow,xhochy/arrow,icexelloss/arrow,wesm/arrow,xhochy/arrow,xhochy/arrow,laurentgo/arrow,xhochy/arrow,apache/arrow,cpcloud/arrow,wesm/arrow,cpcloud/arrow,icexelloss/arrow,apache/arrow,apache/arrow,apache/arrow,laurentgo/arrow,icexelloss/arrow,cpcloud/arrow,cpcloud/arrow,kou/arrow,apache/arrow,kou/arrow,wesm/arrow,apache/arrow,icexelloss/arrow,apache/arrow,icexelloss/arrow,cpcloud/arrow,cpcloud/arrow,xhochy/arrow,cpcloud/arrow,wesm/arrow,apache/arrow,kou/arrow,laurentgo/arrow,wesm/arrow,icexelloss/arrow,laurentgo/arrow,kou/arrow,apache/arrow,apache/arrow,icexelloss/arrow,wesm/arrow,xhochy/arrow,cpcloud/arrow,wesm/arrow,laurentgo/arrow,laurentgo/arrow,xhochy/arrow,icexelloss/arrow,icexelloss/arrow,xhochy/arrow,cpcloud/arrow,xhochy/arrow,kou/arrow,kou/arrow,wesm/arrow,laurentgo/arrow,xhochy/arrow,kou/arrow,xhochy/arrow,kou/arrow,laurentgo/arrow,kou/arrow,laurentgo/arrow,icexelloss/arrow,kou/arrow,icexelloss/arrow,laurentgo/arrow,xhochy/arrow,icexelloss/arrow,laurentgo/arrow,wesm/arrow,apache/arrow,laurentgo/arrow,cpcloud/arrow,kou/arrow,laurentgo/arrow,apache/arrow,laurentgo/arrow,xhochy/arrow,apache/arrow,cpcloud/arrow,xhochy/arrow,wesm/arrow,wesm/arrow,icexelloss/arrow,wesm/arrow,kou/arrow