Fix issues with java docker building

[achals]

Signed-off-by: Achal Shah [email protected]

What this PR does / why we need it:
The docker image build on master is currently broken.

Which issue(s) this PR fixes:

Fixes #

Does this PR introduce a user-facing change?:

none

[codecov-commenter]

Codecov Report

Merging #2178 (ea55ee2) into master (068389d) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #2178   +/-   ##
=======================================
  Coverage   84.59%   84.59%           
=======================================
  Files         102      102           
  Lines        8186     8186           
=======================================
  Hits         6925     6925           
  Misses       1261     1261           

Flag	Coverage Δ
integrationtests	74.26% <ø> (-0.29%)	⬇️
unittests	59.01% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

---

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 068389d...ea55ee2. Read the comment docs.

[adchia]

/lgtm

[feast-ci-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: achals, adchia, woop

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [achals,adchia,woop]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment