gallium: add bit to pipe_blit_info to leave current query enabled
gallium: add bit to pipe_blit_info to leave current query enabled

Previously the implication was that queries should be disabled during
blits. However glBlitFramebuffer() is supposed to obey the current
query, and this new bit will indicate that to the driver.

Signed-off-by: Ilia Mirkin <bcbbb7aa705ec3a5fc5824c01a845186c3d62fca@alum.mit.edu>
Cc: "10.2" <59f39c0db42d4479a46b02d4d2bc11120e37bb44@lists.freedesktop.org>
Reviewed-by: Marek Olšák <8c7344a1abdb103e79ecfd488098373070c3c70e@amd.com>

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