Remove fai index from bowtie2 modules #21666

Job	Run time
pre-commit	1m 56s
nf-core-changes	11s
nf-core lint modules (bowtie2/build)	1m 1s
nf-core lint subworkflows (fasta_index_dna)	59s
nf-core lint subworkflows (fastq_align_dna)	55s
nf-core lint modules (bowtie2/align)	1m 7s
nf-core lint subworkflows (fastq_align_bowtie2)	53s
nf-core lint subworkflows (fastq_remove_rrna)	58s
confirm-pass-lint	5s
	8m 5s

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