nf-core pipelines with unpinned nf-validation plugin

[mashehu]

Description of feature

Name	in dev	in last release
nf-core/airrflow	❌	❌
nf-core/atacseq	✅	❌
nf-core/bacass	✅	❌
nf-core/bamtofastq	✅	❌
nf-core/crisprseq	✅	❌
nf-core/differentialabundance	✅	❌
nf-core/funcscan	✅	❌
nf-core/hicar	❌	❌
nf-core/isoseq	❌	❌
nf-core/marsseq	❌	❌
nf-core/metaboigniter	✅	❌
nf-core/metapep	❌
nf-core/mhcquant	✅	❌
nf-core/quantms	❌	❌
nf-core/raredisease	✅	❌
nf-core/riboseq	✅
nf-core/rnafusion	✅	❌
nf-core/sammyseq	❌	❌
nf-core/sarek	✅	❌
nf-core/viralintegration	❌	❌

based on the following query: gh api "/search/code?q=org:nf-core%20'nf-validation'%20filename:nextflow.config" --jq '.items[].repository.full_name' | sort