UI: Use slf4j-simple as logger impl (instead of log4j)

Author: hoijui

modules/parent/pom.xml

@@ -465,11 +465,6 @@ SPDX-License-Identifier: Unlicense
 				<artifactId>slf4j-simple</artifactId>
 				<version>2.0.13</version>
 			</dependency>
-			<dependency>
-				<groupId>org.apache.logging.log4j</groupId>
-				<artifactId>log4j-slf4j2-impl</artifactId>
-				<version>2.23.1</version>
-			</dependency>
 		</dependencies>
 	</dependencyManagement>
 

modules/ui/pom.xml

@@ -84,8 +84,8 @@ SPDX-License-Identifier: Unlicense
 			<version>0.10-SNAPSHOT</version>
 		</dependency>
 		<dependency>
-			<groupId>org.apache.logging.log4j</groupId>
-			<artifactId>log4j-slf4j2-impl</artifactId>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-simple</artifactId>
 			<scope>runtime</scope>
 		</dependency>
 	</dependencies>