Merge branch 'chore-update-deps' into 'master'

[CHORE][SDK] update some dependencies

See merge request codingame/game-engine!319

Author: CGjupoulton

engine/core/pom.xml

@@ -30,7 +30,7 @@
 		<dependency>
 			<groupId>com.google.guava</groupId>
 			<artifactId>guava</artifactId>
-			<version>23.0</version>
+			<version>32.1.2-jre</version>
 		</dependency>
 
 		<dependency>

runner/pom.xml

@@ -28,7 +28,7 @@
 		<dependency>
 			<groupId>io.undertow</groupId>
 			<artifactId>undertow-core</artifactId>
-			<version>2.0.25.Final</version>
+			<version>2.3.8.Final</version>
 		</dependency>
 		<dependency>
 			<groupId>commons-io</groupId>
@@ -48,7 +48,7 @@
 		<dependency>
 			<groupId>org.yaml</groupId>
 			<artifactId>snakeyaml</artifactId>
-			<version>1.31</version>
+			<version>2.2</version>
 		</dependency>
 		<dependency>
 			<groupId>com.googlecode.owasp-java-html-sanitizer</groupId>