SEARCH-625 (2/6): Update Maven and its plugins

For compatibility with Java SE 11, it’s needed to
update `maven-compiler-plugin` version to 3.8.0 or later.

Reference: https://issues.apache.org/jira/browse/MCOMPILER-332

Updating other Maven plugins too for good measure only.

Co-Authored-By: yvanzo <yvanzo@metabrainz.org>

Author: amCap1712

Dockerfile

@@ -1,4 +1,4 @@
-ARG MAVEN_TAG=3.6.1-jdk-8
+ARG MAVEN_TAG=3.9.6-eclipse-temurin-8
 ARG SOLR_NAME=metabrainz/solr
 ARG SOLR_TAG=7.7.2-alpine
 

mb-solr/pom.xml

@@ -132,7 +132,7 @@
 			<plugin>
 				<groupId>de.jflex</groupId>
 				<artifactId>jflex-maven-plugin</artifactId>
-				<version>1.6.1</version>
+				<version>1.9.1</version>
 				<executions>
 					<execution>
 						<goals>
@@ -150,7 +150,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-assembly-plugin</artifactId>
-				<version>2.5.5</version>
+				<version>3.6.0</version>
 				<configuration>
 					<descriptorRefs>
 						<descriptorRef>jar-with-dependencies</descriptorRef>
@@ -169,17 +169,17 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-resources-plugin</artifactId>
-				<version>2.7</version>
+				<version>3.3.1</version>
 			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>2.18.1</version>
+				<version>3.2.5</version>
 			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.3</version>
+				<version>3.12.1</version>
 				<configuration>
 					<source>1.8</source>
 					<target>1.8</target>
@@ -188,7 +188,7 @@
 			<plugin>
 				<groupId>org.codehaus.mojo</groupId>
 				<artifactId>versions-maven-plugin</artifactId>
-				<version>2.2</version>
+				<version>2.16.2</version>
 			</plugin>
 		</plugins>
 	</build>