Fix naming of nested dependency tags in SBOM generation.

Author: sambsnyd

src/main/java/org/openrewrite/java/dependencies/Sbom.java

@@ -289,6 +289,7 @@ public static class Dependency {
         @JacksonXmlProperty(isAttribute = true)
         String ref;
         @JacksonXmlElementWrapper(useWrapping = false)
+        @JacksonXmlProperty(localName = "dependency")
         List<Dependency> dependencies;
     }
 }

src/main/java/org/openrewrite/java/dependencies/SoftwareBillOfMaterials.java

@@ -53,6 +53,11 @@ public String getDescription() {
                "Places a file named sbom.xml adjacent to the Gradle or Maven build file.";
     }
 
+    @Override
+    public Set<String> getTags() {
+        return Collections.singleton("CycloneDX");
+    }
+
     public static class Accumulator {
         Set<Path> existingSboms = new LinkedHashSet<>();
         Set<Path> sbomPaths = new LinkedHashSet<>();