Merge pull request #72 from benedekh/snyk-fix-b620a1427ca09386fec1b3bc640d1995

[Snyk] Fix for 6 vulnerabilities

Author: benedekh

hu.bme.bigdata.homework.spark.flight2/pom.xml

@@ -133,7 +133,7 @@
 		<dependency>
 			<groupId>org.apache.spark</groupId>
 			<artifactId>spark-core_2.12</artifactId>
-			<version>3.5.2</version>
+			<version>3.5.4</version>
 		</dependency>
 		<dependency>
 			<groupId>net.sf.jopt-simple</groupId>
@@ -143,7 +143,7 @@
 		<dependency>
 		  <groupId>org.apache.zookeeper</groupId>
 		  <artifactId>zookeeper</artifactId>
-		  <version>3.8.4</version>
+		  <version>3.9.3</version>
 		</dependency>
 	</dependencies>
 	<build>