ci: remove continue-on-error from java-sdk-inprocess job

The in-process test job should gate CI like any other required check.
Removing continue-on-error so failures are reported as real failures.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: edburns

.github/workflows/java-sdk-tests.yml

@@ -21,7 +21,6 @@ jobs:
     name: "Java SDK InProcess Tests"
     if: github.event.repository.fork == false
     runs-on: ubuntu-latest
-    continue-on-error: true
     defaults:
       run:
         shell: bash