Syncronyze maven version requirement with Spark 2.4

pom.xml

diff --git a/pom.xml b/pom.xml
index 788a4bb..7c14193 100644
--- a/pom.xml
+++ b/pom.xml
@@ -95,7 +95,9 @@
 
     <!-- General project dependencies version -->
     <java.version>1.8</java.version>
-    <maven.version>3.3.9</maven.version>
+    <maven.compiler.source>${java.version}</maven.compiler.source>
+    <maven.compiler.target>${java.version}</maven.compiler.target>
+    <maven.version>3.5.4</maven.version>
     <scala.version>2.12.7</scala.version>
     <scala.binary.version>2.12</scala.binary.version>