Update Maven build plugins.

* Tycho 1.3.0 -> 1.5.1
* Maven compiler 3.8.0 -> 3.8.1
* Eclipse jarsigner 1.1.5 -> 1.1.7
* Spotbugs maven plugin 3.1.10 -> 3.1.12.2
* Maven pmd plugin 3.11.0 -> 3.12.0

Change-Id: Ibc8d51aaef302b3f8cf4040c3a657d918e8cec34
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
1 file changed