alltests: Remove obsoleted org.apache.derby.jdbc

Since [1], this dependency is no longer necessary for a successful
Eclipse build, locally.

[1]https://git.eclipse.org/r/c/tracecompass.incubator/org.eclipse.tracecompass.incubator/+/202433

Change-Id: If0c801dbf1c1e290736deb9b9457d7e2b060b2c4
Signed-off-by: Marco Miller <marco.miller@ericsson.com>
Reviewed-on: https://git.eclipse.org/r/c/tracecompass/org.eclipse.tracecompass/+/202439
Tested-by: Trace Compass Bot <tracecompass-bot@eclipse.org>
Tested-by: Bernd Hufmann <bernd.hufmann@ericsson.com>
Reviewed-by: Bernd Hufmann <bernd.hufmann@ericsson.com>

releng/org.eclipse.tracecompass.alltests/META-INF/MANIFEST.MF

@@ -61,7 +61,6 @@ Export-Package: org.eclipse.tracecompass.alltests;x-internal:=true,
  org.eclipse.tracecompass.alltests.perf;x-internal:=true,
  org.eclipse.tracecompass.alltests.swtbot;x-internal:=true
 Import-Package: org.apache.commons.lang3,
- org.apache.derby.jdbc,
  org.json
 Bundle-Activator: org.eclipse.tracecompass.alltests.Activator
 Automatic-Module-Name: org.eclipse.tracecompass.alltests