Upgrade to spring-java-format 0.0.43

Closes gh-1561

Author: mhalbritter

initializr-generator-spring/src/main/java/io/spring/initializr/generator/spring/build/gradle/GradleProjectGenerationConfiguration.java

@@ -136,6 +136,8 @@ public GradleBuildProjectContributor gradleKtsBuildProjectContributor(KotlinDslG
 
 	/**
 	 * Configuration specific to projects using Gradle 6.
+	 *
+	 * @deprecated Gradle 6 support is deprecated
 	 */
 	@Configuration
 	@ConditionalOnGradleVersion("6")

initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/build/gradle/ConditionalOnGradleVersionTests.java

@@ -31,7 +31,7 @@
  *
  * @author Stephane Nicoll
  */
-public class ConditionalOnGradleVersionTests {
+class ConditionalOnGradleVersionTests {
 
 	private final ProjectAssetTester projectTester = new ProjectAssetTester()
 		.withConfiguration(GradleVersionTestConfiguration.class);

initializr-generator/src/test/java/io/spring/initializr/generator/buildsystem/gradle/GradleTaskTests.java

@@ -27,7 +27,7 @@
  * @author Stephane Nicoll
  */
 @SuppressWarnings("removal")
-public class GradleTaskTests {
+class GradleTaskTests {
 
 	@Test
 	void attributeSetHasSensibleToString() {

initializr-generator/src/test/java/io/spring/initializr/generator/buildsystem/maven/MavenPluginContainerTests.java

@@ -26,7 +26,7 @@
  * @author HaiTao Zhang
  * @author Stephane Nicoll
  */
-public class MavenPluginContainerTests {
+class MavenPluginContainerTests {
 
 	@Test
 	void addPlugin() {

initializr-generator/src/test/java/io/spring/initializr/generator/buildsystem/maven/MavenProfileActivationTests.java

@@ -25,7 +25,7 @@
 /**
  * Tests for {@link MavenProfileActivation}.
  */
-public class MavenProfileActivationTests {
+class MavenProfileActivationTests {
 
 	@Test
 	void profileWithNoActivation() {

initializr-generator/src/test/java/io/spring/initializr/generator/buildsystem/maven/MavenScmTests.java

@@ -25,7 +25,7 @@
  *
  * @author Joachim Pasquali
  */
-public class MavenScmTests {
+class MavenScmTests {
 
 	@Test
 	void isEmptyWithNoData() {

initializr-generator/src/test/java/io/spring/initializr/generator/project/ProjectGeneratorTests.java

@@ -46,7 +46,7 @@
  *
  * @author Stephane Nicoll
  */
-public class ProjectGeneratorTests {
+class ProjectGeneratorTests {
 
 	@Test
 	void generateRegisterProjectDescription() {

initializr-web/src/test/java/io/spring/initializr/web/controller/CommandLineMetadataControllerIntegrationTests.java

@@ -33,7 +33,7 @@
  * @author Stephane Nicoll
  */
 @ActiveProfiles("test-default")
-public class CommandLineMetadataControllerIntegrationTests extends AbstractInitializrControllerIntegrationTests {
+class CommandLineMetadataControllerIntegrationTests extends AbstractInitializrControllerIntegrationTests {
 
 	@Test
 	void curlReceivesTextByDefault() {

initializr-web/src/test/java/io/spring/initializr/web/controller/CommandLineMetadataControllerSslIntegrationTests.java

@@ -31,7 +31,7 @@
  * @author Stephane Nicoll
  */
 @ActiveProfiles({ "test-default", "test-ssl" })
-public class CommandLineMetadataControllerSslIntegrationTests extends AbstractInitializrControllerIntegrationTests {
+class CommandLineMetadataControllerSslIntegrationTests extends AbstractInitializrControllerIntegrationTests {
 
 	@Test
 	void forceSsl() {

initializr-web/src/test/java/io/spring/initializr/web/controller/ProjectGenerationControllerArchiveIntegrationTests.java

@@ -28,7 +28,7 @@
  * @author HaiTao Zhang
  */
 @ActiveProfiles("test-default")
-public class ProjectGenerationControllerArchiveIntegrationTests extends AbstractFullStackInitializrIntegrationTests {
+class ProjectGenerationControllerArchiveIntegrationTests extends AbstractFullStackInitializrIntegrationTests {
 
 	@Test
 	void baseDirectorySeparatedBySpace() {