fix(input): missing bcftools

defaults

   "germline_resource_tbi": "oss://genomics-platform-reference-data/gnomAD/af-only-gnomad.v3.1.1.vcf.gz.tbi",
   "gc": "oss://ivd-product/reference/Sequenza/GRCh38.gc50Base.wig.gz",
   "sentieon_docker": "registry.cn-shanghai.aliyuncs.com/choppy-pipe/sentieon-genomics:v202112.05",
-  "annovar_docker": "registry.cn-shanghai.aliyuncs.com/choppy-pipe/annovar:v20191024",
   "manta_docker": "registry.cn-shanghai.aliyuncs.com/choppy-pipe/manta:1.6.0",
+  "bcftools_docker": "registry.cn-shanghai.aliyuncs.com/choppy-pipe/bcftools:v1.9",
+  "annovar_docker": "registry.cn-shanghai.aliyuncs.com/choppy-pipe/annovar:v20191024",
   "annotsv_docker": "registry.cn-shanghai.aliyuncs.com/choppy-pipe/annotsv:3.1.3",
   "cnvkit_docker": "registry.cn-shanghai.aliyuncs.com/choppy-pipe/cnvkit:0.9.8",
   "sequenza_docker": "registry.cn-shanghai.aliyuncs.com/choppy-pipe/sequenza:3.0.0",

inputs

   "{{ project_name }}.SENTIEON_LICENSE": "{{ SENTIEON_LICENSE }}",
   "{{ project_name }}.sentieon_docker": "{{ sentieon_docker }}",
   "{{ project_name }}.manta_docker": "{{ manta_docker }}",
+  "{{ project_name }}.bcftools_docker": "{{ bcftools_docker }}",
   "{{ project_name }}.annovar_docker": "{{ annovar_docker }}",
   "{{ project_name }}.annotsv_docker": "{{ annotsv_docker }}",
   "{{ project_name }}.cnvkit_docker": "{{ cnvkit_docker }}",

workflow.wdl

   
   String SENTIEON_LICENSE
   String sentieon_docker
-  String annovar_docker
   String manta_docker
+  String bcftools_docker
+  String annovar_docker
   String annotsv_docker
   String cnvkit_docker
   String sequenza_docker