Fix typo in INSTALL. Thanks @postblue for reporting
Fix typo in INSTALL. Thanks @postblue for reporting

foocorp/gnu-social,furtherfield/gnu-social,faulteh/gnu-social,faulteh/gnu-social,studio666/gnu-social,studio666/gnu-social,faulteh/gnu-social,studio666/gnu-social,foocorp/gnu-social,faulteh/gnu-social,charlycoste/StatusNet,Piratas/tortuga,charlycoste/StatusNet,furtherfield/gnu-social,bankonme/gnu-social,charnimda/lgbtpzn-social,sikevux/bsk-social,bankonme/gnu-social,chimo/social,bankonme/gnu-social,eXcomm/gnu-social,eXcomm/gnu-social,bankonme/gnu-social,gnusocial/mainline,furtherfield/gnu-social,studio666/gnu-social,eXcomm/gnu-social,Piratas/tortuga,gnusocial/mainline,Piratas/tortuga,eXcomm/gnu-social,sikevux/bsk-social,charnimda/lgbtpzn-social,sikevux/bsk-social,charnimda/lgbtpzn-social,furtherfield/gnu-social,charlycoste/StatusNet,chimo/social,chimo/social,foocorp/gnu-social,gnusocial/mainline,gnusocial/mainline,sikevux/bsk-social,Piratas/tortuga