fix(animations): make collapsing transition work with SSR (#3864)
fix(animations): make collapsing transition work with SSR (#3864)


fbasso/ng-bootstrap,fbasso/ng-bootstrap,fbasso/ng-bootstrap,ng-bootstrap/ng-bootstrap,ng-bootstrap/ng-bootstrap,fbasso/ng-bootstrap,maxokorokov/core,ng-bootstrap/ng-bootstrap,jnizet/ng-bootstrap,jnizet/ng-bootstrap,maxokorokov/core,ng-bootstrap/ng-bootstrap,jnizet/ng-bootstrap,jnizet/ng-bootstrap,maxokorokov/core,maxokorokov/core