typo: instal -> install
typo: instal -> install

courtesy vincentvanhees
SciDAP/cwltool,SciDAP/cwltool,chapmanb/cwltool,dleehr/cwltool,common-workflow-language/cwltool,common-workflow-language/cwltool,dleehr/cwltool,SciDAP/cwltool,common-workflow-language/cwltool,dleehr/cwltool,chapmanb/cwltool,chapmanb/cwltool,SciDAP/cwltool,dleehr/cwltool,chapmanb/cwltool