FIX: NAV-91 - Log tests on DEBUG level

- The only compatible version of log4j with our project, seems to be 3.0.0-beta1.
- Versions below 3.0.0 and also 3.0.0-beta2 are ignoring the log4j2-test.properties file, which sets the default log level for tests to INFO.

pom.xml

@@ -137,12 +137,12 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-api</artifactId>
-            <version>2.23.1</version>
+            <version>3.0.0-beta1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.23.1</version>
+            <version>3.0.0-beta1</version>
         </dependency>
         <!-- io -->
         <dependency>

src/main/resources/application.properties

@@ -1,3 +1,5 @@
+# logging
+logging.level.root=${LOG_LEVEL:INFO}
 # gtfs
 gtfs.static.url=${GTFS_STATIC_URL:src/test/resources/ch/naviqore/gtfs/schedule/sample-feed-1.zip}
 # gtfs.static.url=benchmark/input/switzerland.zip