It is hereby declared to be the intention of the city council that the phrases, clauses, sentences, paragraphs, and sections of this ordinance are severable, and if any phrase, clause, sentence, paragraph, or section of this ordinance shall be declared unconstitutional by the valid judgment or decree of any court of competent jurisdiction, the unconstitutionality shall not affect any of the remaining phrases, clauses, sentences, paragraphs, and sections of this ordinance, since they would have been enacted by the city council without the incorporation in this ordinance of any such unconstitutional phrase, clause, sentence, paragraph, or section.