lima: enable lower_bitops in ppir

The mali pp doesn't support integers and some nir_algebraic
optimizations may result in ops that are not easily lowerable to floats,
so disable optimizations resulting in bitops.

Signed-off-by: Erico Nunes <nunes.erico@gmail.com>
Reviewed-by: Jonathan Marek <jonathan@marek.ca>
diff --git a/src/gallium/drivers/lima/lima_program.c b/src/gallium/drivers/lima/lima_program.c
index efd8702..51cd180 100644
--- a/src/gallium/drivers/lima/lima_program.c
+++ b/src/gallium/drivers/lima/lima_program.c
@@ -67,6 +67,7 @@
    .lower_fsign = true,
    .lower_rotate = true,
    .lower_fdot = true,
+   .lower_bitops = true,
 };
 
 static const struct nir_lower_tex_options tex_options = {