qemu: Fix indentation in qemuBuildControllerDevStr()
qemu: Fix indentation in qemuBuildControllerDevStr()

Add braces around the multi-line body as well, in compliance
with our coding style.

Signed-off-by: Andrea Bolognani <3ada0bee826c753786fdbba72243dfba997094cf@redhat.com>

nertpinx/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,olafhering/libvirt,andreabolognani/libvirt,libvirt/libvirt,jfehlig/libvirt,libvirt/libvirt,crobinso/libvirt,olafhering/libvirt,crobinso/libvirt,nertpinx/libvirt,jfehlig/libvirt,olafhering/libvirt,crobinso/libvirt,zippy2/libvirt,crobinso/libvirt,olafhering/libvirt,eskultety/libvirt,jardasgit/libvirt,zippy2/libvirt,eskultety/libvirt,eskultety/libvirt,eskultety/libvirt,zippy2/libvirt,andreabolognani/libvirt,libvirt/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,jfehlig/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,andreabolognani/libvirt,libvirt/libvirt,fabianfreyer/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,nertpinx/libvirt,andreabolognani/libvirt,zippy2/libvirt,andreabolognani/libvirt,jardasgit/libvirt,eskultety/libvirt