Merge pull request #123 from apache/dependabot/maven/ch.qos.logback-logback-classic-1.4.0

Bump logback-classic from 1.2.11 to 1.4.0
diff --git a/pom.xml b/pom.xml
index e3a675f..2407117 100644
--- a/pom.xml
+++ b/pom.xml
@@ -204,7 +204,7 @@
       <dependency>
         <groupId>ch.qos.logback</groupId>
         <artifactId>logback-classic</artifactId>
-        <version>1.2.11</version>
+        <version>1.4.0</version>
       </dependency>
       <dependency>
         <groupId>org.slf4j</groupId>