ci: use travis_wait as an attempt to fix truncated logs issue.

Details: https://travis-ci.community/t/log-are-truncated/5878

I'm not sure that it helps, but it might, so I've decided to try. See
https://docs.travis-ci.com/user/common-build-problems/#build-times-out-because-no-output-was-received

Author: php-coder

.travis.yml

@@ -36,7 +36,7 @@ before_script:
 
 script:
   - if [ "$SPRING_PROFILES_ACTIVE" = 'travis' ]; then
-      ./src/main/scripts/ci/check-build-and-verify.sh;
+      travis_wait ./src/main/scripts/ci/check-build-and-verify.sh;
     else
       ./src/main/scripts/ci/check-build-and-verify.sh --only-integration-tests;
     fi