Upgrade spotbugs-maven-plugin to 4.1.3

Since 4.0.4, aligns with spotbugs 4.1.3 [1]. Also, "fixes copy of repo
being put until target" and "reduces logging output below threshold".

[1] https://github.com/spotbugs/spotbugs-maven-plugin/releases

Change-Id: Idb7127ba7b5fc40bf85a13bb193760bbf6ec0f7c
Signed-off-by: Marco Miller <marco.miller@ericsson.com>

pom.xml

@@ -172,7 +172,7 @@
     <tycho-extras-version>1.7.0</tycho-extras-version>
     <gson-version>2.8.2</gson-version>
     <bouncycastle-version>1.65</bouncycastle-version>
-    <spotbugs-maven-plugin-version>4.0.4</spotbugs-maven-plugin-version>
+    <spotbugs-maven-plugin-version>4.1.3</spotbugs-maven-plugin-version>
     <maven-project-info-reports-plugin-version>3.1.1</maven-project-info-reports-plugin-version>
     <maven-jxr-plugin-version>3.0.0</maven-jxr-plugin-version>
     <maven-surefire-plugin-version>3.0.0-M4</maven-surefire-plugin-version>