Fix issue in installing a plugin that has themes that use it as a dependency
Fix issue in installing a plugin that has themes that use it as a dependency

joeyhenricks/a-broke-vegan,Sommerregen/grav,userfrosting/learn,JamesPan/gravbox,tomzx/blog.tomrochette.com,gigago/grav,sylvestrelucia/grav,getgrav/grav,toovy/grav,userfrosting/learn,sylvestrelucia/grav,sylvestrelucia/grav,shortsofia/testesitegrav.github.io,dimayakovlev/grav,notklaatu/grav,toovy/grav,JamesPan/gravbox,webuxr/iamrs,getgrav/grav,JamesPan/gravbox,tomzx/blog.tomrochette.com,tomzx/blog.tomrochette.com,joeyhenricks/a-broke-vegan,tomzx/blog.tomrochette.com,ccardinaux/grav-test,userfrosting/learn,JamesPan/gravbox,sylvestrelucia/grav,Vivalldi/grav,userfrosting/learn,Vivalldi/grav,notklaatu/grav,stell/grav,dimayakovlev/grav