GH-775 - Upgrade build plugins.

Author: odrotbohm

pom.xml

@@ -145,7 +145,7 @@ limitations under the License.
 					<plugin>
 						<groupId>org.apache.maven.plugins</groupId>
 						<artifactId>maven-javadoc-plugin</artifactId>
-						<version>3.6.3</version>
+						<version>3.8.0</version>
 						<executions>
 							<execution>
 								<id>attach-javadocs</id>
@@ -208,7 +208,7 @@ limitations under the License.
 					<plugin>
 						<groupId>org.apache.maven.plugins</groupId>
 						<artifactId>maven-gpg-plugin</artifactId>
-						<version>3.2.1</version>
+						<version>3.2.5</version>
 						<executions>
 							<execution>
 								<id>sign-artifacts</id>
@@ -259,7 +259,7 @@ limitations under the License.
 					<plugin>
 						<groupId>org.apache.maven.plugins</groupId>
 						<artifactId>maven-javadoc-plugin</artifactId>
-						<version>3.6.3</version>
+						<version>3.8.0</version>
 						<inherited>false</inherited>
 						<executions>
 							<execution>
@@ -445,7 +445,7 @@ limitations under the License.
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-javadoc-plugin</artifactId>
-					<version>3.6.3</version>
+					<version>3.8.0</version>
 					<configuration>
 						<doclint>accessibility,html,reference,syntax</doclint>
 						<show>package</show>
@@ -486,7 +486,7 @@ limitations under the License.
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>3.2.5</version>
+				<version>3.4.0</version>
 				<configuration>
 					<excludes>
 						<exclude />
@@ -511,7 +511,7 @@ limitations under the License.
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-jar-plugin</artifactId>
-				<version>3.3.0</version>
+				<version>3.4.2</version>
 				<configuration>
 					<archive>
 						<manifestEntries>
@@ -558,7 +558,7 @@ limitations under the License.
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-release-plugin</artifactId>
-				<version>3.0.1</version>
+				<version>3.1.1</version>
 				<configuration>
 					<releaseProfiles>sonatype</releaseProfiles>
 					<autoVersionSubmodules>true</autoVersionSubmodules>

spring-modulith-bom/pom.xml

@@ -162,7 +162,7 @@
 			<plugin>
 				<groupId>org.codehaus.mojo</groupId>
 				<artifactId>flatten-maven-plugin</artifactId>
-				<version>1.2.7</version>
+				<version>1.6.0</version>
 				<executions>
 					<execution>
 						<id>flatten</id>

spring-modulith-examples/pom.xml

@@ -78,7 +78,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.12.1</version>
+				<version>3.13.0</version>
 				<configuration>
 					<annotationProcessorPaths>
 						<path>

spring-modulith-starters/pom.xml

@@ -28,7 +28,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-jar-plugin</artifactId>
-				<version>3.3.0</version>
+				<version>3.4.2</version>
 				<configuration>
 					<archive>
 						<manifestEntries>