[ci] make sure that right version of maven plugin is used

pom.xml

@@ -62,9 +62,10 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-release-plugin</artifactId>
+				<version>3.0.1</version>
 				<configuration>
 					<tagNameFormat>v@{project.version}</tagNameFormat>
-                                        <arguments>-DskipTests</arguments>
+					<arguments>-DskipTests</arguments>
 				</configuration>
 			</plugin>
 			<plugin>
@@ -131,6 +132,27 @@
 						</goals>
 					</execution>
 				</executions>
+
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-enforcer-plugin</artifactId>
+				<version>3.4.1</version>
+				<executions>
+					<execution>
+						<id>enforce-maven</id>
+						<goals>
+						<goal>enforce</goal>
+						</goals>
+						<configuration>
+							<rules>
+								<requireMavenVersion>
+									<version>(3.8,)</version>
+								</requireMavenVersion>
+							</rules>
+						</configuration>
+					</execution>
+				</executions>
 			</plugin>
 		</plugins>
 	</build>
@@ -181,6 +203,7 @@
 						<!-- This plugin will set properties values using dependency information -->
 						<groupId>org.apache.maven.plugins</groupId>
 						<artifactId>maven-dependency-plugin</artifactId>
+						<version>3.6.1</version>
 						<executions>
 							<execution>
 								<goals>