code: public TagContextBuilder put(TagKey key, TagValue value, TagMetadata tagMetadata) {
      @SuppressWarnings("deprecation")
      TagContextBuilder builder = put(key, value);
      return builder;
    }
docs: Adds the key/value pair and metadata regardless of whether the key is present.
  
  @param key the {@code TagKey} which will be set.
  @param value the {@code TagValue} to set for the given key.
  @param tagMetadata the {@code TagMetadata} associated with this {@link Tag}.
  @return this
  @since 0.20