[C++/Docker] Build Gandiva in the docker containers

[asfimport]

Install LLVM dependency and enable it:

https://github.com/apache/arrow/pull/3484/files#diff-1f2ebc25efb8f1e6646cbd31ce2f34f4R51

Reporter: Krisztian Szucs / @kszucs
Assignee: Uwe Korn / @xhochy

Related issues:

• [CI] Build gandiva in cpp docker image (is duplicated by)
• [CI] Add gandiva to the docker-compose setup (is duplicated by)

_{Note: This issue was originally created as ARROW-4644. Please see the migration documentation for further details.}

[asfimport]

Uwe Korn / @xhochy:
Resolved by PR #3688