common.test: Loosen testing of logger

With Java 25, flows can go to different TIDs. This allows the tests to pass.

Change-Id: Ic26850e16ce813ba2c70b0af71b9caa6af0805f2
Signed-off-by: Matthew Khouzam <matthew.khouzam@ericsson.com>

Author: MatthewKhouzam

common/org.eclipse.tracecompass.common.core.tests/META-INF/MANIFEST.MF

@@ -21,5 +21,6 @@ Export-Package: org.eclipse.tracecompass.common.core.tests;x-friends:="org.eclip
 Import-Package: com.google.common.base,
  com.google.common.collect,
  com.google.common.primitives,
+ com.google.gson,
  org.eclipse.tracecompass.traceeventlogger
 Automatic-Module-Name: org.eclipse.tracecompass.common.core.tests