Revert "Bump ch.qos.logback:logback-core from 1.2.3 to 1.4.11 (#1733)" (

#1738)

This reverts commit 8ce5208.

build.gradle

@@ -46,7 +46,7 @@ dependencies {
     }
     compile group: 'com.fasterxml.jackson.core', name: 'jackson-annotations', version: '2.12.4' // Required for databind
     compile group: 'xerces', name: 'xercesImpl', version: '2.12.2'
-    compile group: 'ch.qos.logback', name: 'logback-core', version: '1.4.11'
+    compile group: 'ch.qos.logback', name: 'logback-core', version: '1.2.3'
     compile group: 'ch.qos.logback', name: 'logback-classic', version: '1.2.3'
     compile group: 'org.springframework.integration', name: 'spring-integration-core', version: '4.3.15.RELEASE'
     compile group: 'commons-io', name: 'commons-io', version: '2.11.0'