Add upgrade notes regarding moving search from store/lib to core/lib
Add upgrade notes regarding moving search from store/lib to core/lib

DivanteLtd/vue-storefront,DivanteLtd/vue-storefront,pkarw/vue-storefront,DivanteLtd/vue-storefront,DivanteLtd/vue-storefront,pkarw/vue-storefront,pkarw/vue-storefront,pkarw/vue-storefront