swrast: Fix implicit declaration warnings

In a recent commit,
    commit 1c0f1dd42a50464eeb81de4aad8eecf24b3d6c89
    Author: Chad Versace <chad.versace@linux.intel.com>
    swrast: Fix fixed-function fragment processing
I defined a new function,_swrast_fragment_program, but neglected
to #include s_fragprog.h for clients of that function.

Note: This is a candidate for the 8.0 branch.
Reported-by: Brian Paul <brianp@vmware.com>
Signed-off-by: Chad Versace <chad.versace@linux.intel.com>
1 file changed