Update ctf/org.eclipse.tracecompass.ctf.core/src/org/eclipse/tracecompass/internal/ctf/core/utils/JsonMetadataStrings.java

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: MatthewKhouzam

ctf/org.eclipse.tracecompass.ctf.core/src/org/eclipse/tracecompass/internal/ctf/core/utils/JsonMetadataStrings.java

@@ -246,8 +246,14 @@ private JsonMetadataStrings() {
      */
     public static final String ELEMENT_FIELD_CLASS = "element-field-class"; //$NON-NLS-1$
 
+    /**
+     * Field string for member classes in a structure
+     */
     public static final String MEMBER_CLASSES = "member-classes"; //$NON-NLS-1$
 
+    /**
+     * Field string for minimum alignment
+     */
     public static final String MINIMUM_ALIGNMENT = "minimum-alignment"; //$NON-NLS-1$
 
     public static final String ALIGNMENT = "alignment"; //$NON-NLS-1$