spelling mistake

README.md

 >
 > Git: http://choppy.3steps.cn/renluyao/WGS_germline_datapotal.git
 >
-> Last Updates: 2020/07/05
+> Last Updates: 2020/11/25
 
 ## 安装指南
 
 ```
 # 激活choppy环境
-source activate choppy
+open-choppy-env
 # 安装app
 choppy install renluyao/WGS_germline_datapotal
 ```

tasks/extract_tables.wdl

 
 	command <<<
 
-		python /opt/extract_tables.py -quality ${quality_yield_summary} -depth ${wgs_metrics_summary} -aln ${aln_metrics_summary} -is ${is_metrics_summary} -fastqc ${fastqc} -fastqscreen ${fastqscreen} -hap ${hap} -project ${projecg}
+		python /opt/extract_tables.py -quality ${quality_yield_summary} -depth ${wgs_metrics_summary} -aln ${aln_metrics_summary} -is ${is_metrics_summary} -fastqc ${fastqc} -fastqscreen ${fastqscreen} -hap ${hap} -project ${project}
 
 	>>>