feat: application/yaml MediaType

Author: Pakisan

jaxrs-api/src/main/java/jakarta/ws/rs/core/MediaType.java

@@ -100,6 +100,14 @@ public class MediaType {
      * A {@link MediaType} constant representing {@value #APPLICATION_JSON} media type.
      */
     public static final MediaType APPLICATION_JSON_TYPE = new MediaType("application", "json");
+    /**
+     * A {@code String} constant representing {@value #APPLICATION_YAML} media type.
+     */
+    public static final String APPLICATION_YAML = "application/yaml";
+    /**
+     * A {@link MediaType} constant representing {@value #APPLICATION_YAML} media type.
+     */
+    public static final MediaType APPLICATION_YAML_TYPE = new MediaType("application", "yaml");
     /**
      * A {@code String} constant representing {@value #APPLICATION_FORM_URLENCODED} media type.
      */