Hide timeline connector if only one release exists
Hide timeline connector if only one release exists

karan/warehouse,pypa/warehouse,pypa/warehouse,alex/warehouse,wlonk/warehouse,dstufft/warehouse,karan/warehouse,dstufft/warehouse,wlonk/warehouse,alex/warehouse,dstufft/warehouse,karan/warehouse,pypa/warehouse,dstufft/warehouse,pypa/warehouse,karan/warehouse,alex/warehouse,wlonk/warehouse,karan/warehouse,alex/warehouse,alex/warehouse