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