feat: Remove unused BootstrapVue components

Remove vendored unused BootstrapVue components and their references

chore: Remove BSkeletonImg

Remove vendored unused BootstrapVue file and its references

chore: Remove BAspect

Remove vendored unused BootstrapVue file and its references

chore: Remove BAvatar

Remove vendored unused BootstrapVue file and its references

chore: Remove BButtonToolbar

Remove vendored unused BootstrapVue file and its references

chore: Remove BFormDatepicker

Remove vendored unused BootstrapVue file and its references

chore: Remove BCalendar

Remove vendored unused BootstrapVue file and its references

chore: Remove BJumbotron

Remove vendored unused BootstrapVue file and its references

chore: Remove BListGroup and BListGroupItem

Remove vendored unused BootstrapVue file and its references

chore: Remove BMedia, BMediaAside, and BMediaBody

Remove vendored unused BootstrapVue file and its references

chore: Remove BNavbarNav

Remove vendored unused BootstrapVue file and its references

chore: Remove BNavbarToggle

Remove vendored unused BootstrapVue file and its references

chore: Remove BNavForm

Remove vendored unused BootstrapVue file and its references

chore: Remove BNavText

Remove vendored unused BootstrapVue file and its references

chore: Remove BOverlay

Remove vendored unused BootstrapVue file and its references

chore: Remove BPagination and BPaginationNav

Remove vendored unused BootstrapVue file and its references

chore: Remove all BCard components

* BCard
* BCardBody
* BCardFooter
* BCardGroup
* BCardHeader
* BCardImg
* BCardimgLazy
* BCardSubTitle
* BCardText
* BCardTitle

chore: Remove BSidebar

Remove vendored unused BootstrapVue file and its references

chore: Remove BRow

Remove vendored unused BootstrapVue file and its references

chore: Remove all BSkeleton components

* BSkeleton
* BSkeletonIcon
* BSkeletonTable
* BSkeletonWrapper

chore: Remove BSpinner

Remove vendored unused BootstrapVue file and its references

chore: Remove BImg and BImgLazy

Remove vendored unused BootstrapVue file and its references

chore: Remove BContainer

Remove vendored unused BootstrapVue file and its references

chore: Remove BEmbed

Remove vendored unused BootstrapVue file and its references

chore: Remove non existing components from d.ts file

chore: Remove component specific loaders

chore: Remove BFormDatalist

Remove vendored unused BootstrapVue file and its references

chore: Remove BFormFile

Remove vendored unused BootstrapVue file and its references

chore: Remove BFormRating

Remove vendored unused BootstrapVue file and its references

chore: Remove BFormTags and BFormTag

Remove vendored unused BootstrapVue file and its references

chore: Remove BFormTimepicker

Remove vendored unused BootstrapVue file and its references

chore: Remove BTime

Remove vendored unused BootstrapVue file and its references

chore: Remove BFormSpinbutton

Remove vendored unused BootstrapVue file and its references

chore: Remove traces of deleted BV components

Remove utility functions, SCSS variables, SCSS styles and files, and
constants