### Description

Hi,
It would be great if you could add the Persian (Farsi) language to the list of supported stemmers.
The Lucene project has a stemmer for Persian as of May 2022 that you can use.
https://github.com/apache/lucene/tree/main/lucene/analysis/common/src/java/org/apache/lucene/analysis/fa
modules/analysis-common/src/main/java/org/elasticsearch/analysis/common/CommonAnalysisPlugin.java
import org.apache.lucene.analysis.ckb.SoraniNormalizationFilter;
import org.apache.lucene.analysis.classic.ClassicFilter;
import org.apache.lucene.analysis.classic.ClassicTokenizer;
import org.apache.lucene.analysis.commongrams.CommonGramsFilter;
import org.apache.lucene.analysis.core.DecimalDigitFilter;
import org.apache.lucene.analysis.core.KeywordTokenizer;
import org.apache.lucene.analysis.core.LetterTokenizer;
import org.apache.lucene.analysis.core.UpperCaseFilter;
import org.apache.lucene.analysis.core.WhitespaceTokenizer;
import org.apache.lucene.analysis.cz.CzechAnalyzer;
import org.apache.lucene.analysis.cz.CzechStemFilter;
import org.apache.lucene.analysis.da.DanishAnalyzer;
import org.apache.lucene.analysis.de.GermanAnalyzer;
import org.apache.lucene.analysis.de.GermanNormalizationFilter;
import org.apache.lucene.analysis.de.GermanStemFilter;
import org.apache.lucene.analysis.el.GreekAnalyzer;
import org.apache.lucene.analysis.email.UAX29URLEmailTokenizer;
import org.apache.lucene.analysis.en.EnglishAnalyzer;
import org.apache.lucene.analysis.en.KStemFilter;
import org.apache.lucene.analysis.en.PorterStemFilter;
import org.apache.lucene.analysis.es.SpanishAnalyzer;
import org.apache.lucene.analysis.et.EstonianAnalyzer;
import org.apache.lucene.analysis.eu.BasqueAnalyzer;
import org.apache.lucene.analysis.fa.PersianAnalyzer;
import org.apache.lucene.analysis.fa.PersianNormalizationFilter;
import org.apache.lucene.analysis.fi.FinnishAnalyzer;
import org.apache.lucene.analysis.fr.FrenchAnalyzer;
import org.apache.lucene.analysis.ga.IrishAnalyzer;
import org.apache.lucene.analysis.gl.GalicianAnalyzer;
import org.apache.lucene.analysis.hi.HindiAnalyzer;