Fix typos

uc4-application/src/main/java/uc4/application/ConfigurationKeys.java

@@ -11,9 +11,9 @@ public final class ConfigurationKeys {
 
   public static final String KAFKA_OUTPUT_TOPIC = "kafka.output.topic";
 
-  public static final String AGGREGATION_DURATION_DAYS = "aggregtion.duration.days";
+  public static final String AGGREGATION_DURATION_DAYS = "aggregation.duration.days";
 
-  public static final String AGGREGATION_ADVANCE_DAYS = "aggregtion.advance.days";
+  public static final String AGGREGATION_ADVANCE_DAYS = "aggregation.advance.days";
 
   public static final String NUM_THREADS = "num.threads";
 

uc4-application/src/main/resources/META-INF/application.properties

 kafka.bootstrap.servers=localhost:9092
 kafka.input.topic=input
 kafka.output.topic=output
-aggregtion.duration.days=30
-aggregtion.advance.days=1
+aggregation.duration.days=30
+aggregation.advance.days=1
 num.threads=1
 commit.interval.ms=10
 cache.max.bytes.buffering=-1