Update logback version (#20)

Author: vnaskos-sonar

sonarqube-ide-visualstudio-roslyn-plugin/pom.xml

@@ -82,7 +82,7 @@
     <dependency>
       <groupId>ch.qos.logback</groupId>
       <artifactId>logback-classic</artifactId>
-      <version>1.5.18</version>
+      <version>1.5.19</version>
       <scope>test</scope>
     </dependency>
     <dependency>