Samples seem to be failing the build

[elharo]

Tests pass but samples build fails anyway.

[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] Google Cloud Logging Samples Parent 0.0.1-SNAPSHOT . SUCCESS [ 4.088 s]
[INFO] Google Cloud Logging Install With BOM Sample ....... SUCCESS [ 40.416 s]
[INFO] Google Cloud Logging Install Without BOM Sample .... SUCCESS [ 28.770 s]
[INFO] Google Cloud Logging Snippets 0.0.1-SNAPSHOT ....... SUCCESS [ 24.582 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 01:40 min
[INFO] Finished at: 2020-02-24T17:17:50Z
[INFO] ------------------------------------------------------------------------
[WARNING] The requested profile "enable-samples" could not be activated because it does not exist.
bash: .kokoro/coerce_logs.sh: No such file or directory
cleanup

[ID: 2472052] Build finished after 137 secs, exit value: 127

Warning: Permanently added 'localhost' (ECDSA) to the list of known hosts.
[09:17:51] Collecting build artifacts from build VM
Build script failed with exit code: 127

[elharo]

seen this on more than one PR but here's an example:

#92