Revert to deprecated runtime for slf4j to fix logging issue

See https://gitlab.com/oersi/oersi-etl/-/issues/129

Author: fsteeg

metafacture-runner/build.gradle

@@ -67,7 +67,7 @@ dependencies {
   // class loader which was used to load the classes of the slf4j-api. Until
   // a solution is found for this problem, the binding need to be placed on the
   // class path:
-  runtimeOnly 'org.slf4j:slf4j-log4j12:1.7.21'
+  runtime 'org.slf4j:slf4j-log4j12:1.7.21'
 
   // The following dependencies are placed in the "provided" scope to prevent
   // them from being included in the class path but still have them available