Add getInstance method in the docs for tooltip (#31636)
Add getInstance method in the docs for tooltip (#31636)

Co-authored-by: XhmikosR <b60f67e10123951b393d9ba15dcf79efc14744bb@gmail.com>
GerHobbelt/bootstrap,GerHobbelt/bootstrap,GerHobbelt/bootstrap,tjkohli/bootstrap,twbs/bootstrap,inway/bootstrap,coliff/bootstrap,inway/bootstrap,tjkohli/bootstrap,inway/bootstrap,m5o/bootstrap,m5o/bootstrap,twbs/bootstrap,coliff/bootstrap