Fix IDE warnings

Fix warnings shown in Eclipse

initializr-generator/src/main/java/io/spring/initializr/metadata/Type.java

@@ -53,12 +53,10 @@ public class Type extends DefaultMetadataElement implements Describable {
 		this.description = description;
 	}
 
-	@SuppressWarnings("deprecation")
 	public String getStsId() {
 		return this.stsId;
 	}
 
-	@SuppressWarnings("deprecation")
 	public void setStsId(String stsId) {
 		this.stsId = stsId;
 	}

initializr-generator/src/test/java/io/spring/initializr/test/generator/GradleBuildAssert.java

@@ -35,6 +35,8 @@ public class GradleBuildAssert {
 
 	/**
 	 * Validate that this generated gradle build validates against its request.
+	 * @param request the source request
+	 * @return a gradle assert
 	 */
 	public GradleBuildAssert validateProjectRequest(ProjectRequest request) {
 		return hasVersion(request.getVersion()).hasBootVersion(request.getBootVersion())

initializr-generator/src/test/java/io/spring/initializr/test/generator/PomAssert.java

@@ -81,6 +81,8 @@ public class PomAssert {
 
 	/**
 	 * Validate that this generated pom validates against its request.
+	 * @param request the source request
+	 * @return a POM assert
 	 */
 	public PomAssert validateProjectRequest(ProjectRequest request) {
 		return hasGroupId(request.getGroupId()).hasArtifactId(request.getArtifactId())

initializr-generator/src/test/java/io/spring/initializr/test/generator/ProjectAssert.java

@@ -80,6 +80,7 @@ public class ProjectAssert {
 
 	/**
 	 * Return a {@link PomAssert} for this project.
+	 * @return a POM assert
 	 */
 	public PomAssert pomAssert() {
 		try {
@@ -93,6 +94,7 @@ public class ProjectAssert {
 
 	/**
 	 * Return a {@link GradleBuildAssert} for this project.
+	 * @return a gradle assert
 	 */
 	public GradleBuildAssert gradleBuildAssert() {
 		try {
@@ -106,6 +108,7 @@ public class ProjectAssert {
 
 	/**
 	 * Return a {@link GradleSettingsAssert} for this project.
+	 * @return A gradle settings assert
 	 */
 	public GradleSettingsAssert gradleSettingsAssert() {
 		try {
@@ -120,6 +123,8 @@ public class ProjectAssert {
 
 	/**
 	 * Return a {@link SourceCodeAssert} for the specified source code.
+	 * @param sourceCodePath the source code path
+	 * @return a source assert
 	 */
 	public SourceCodeAssert sourceCodeAssert(String sourceCodePath) {
 		hasFile(sourceCodePath);