drm/radeon: use true,false for bool variable in r100.c

Fixes coccicheck warning:

drivers/gpu/drm/radeon/r100.c:1826:3-31: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/radeon/r100.c:1828:3-31: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/radeon/r100.c:2390:2-22: WARNING: Assignment of 0/1 to bool variable
drivers/gpu/drm/radeon/r100.c:2395:2-22: WARNING: Assignment of 0/1 to bool variable

Reported-by: Hulk Robot <[e-mail]>
Signed-off-by: zhengbin <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/radeon/r100.c

···
 	case RADEON_PP_TXFORMAT_2:
 		i = (reg - RADEON_PP_TXFORMAT_0) / 24;
 		if (idx_value & RADEON_TXFORMAT_NON_POWER2) {
-			track->textures[i].use_pitch = 1;
+			track->textures[i].use_pitch = true;
 		} else {
-			track->textures[i].use_pitch = 0;
+			track->textures[i].use_pitch = false;
 			track->textures[i].width = 1 << ((idx_value & RADEON_TXFORMAT_WIDTH_MASK) >> RADEON_TXFORMAT_WIDTH_SHIFT);
 			track->textures[i].height = 1 << ((idx_value & RADEON_TXFORMAT_HEIGHT_MASK) >> RADEON_TXFORMAT_HEIGHT_SHIFT);
 		}
···
 		else
 			track->num_texture = 6;
 		track->maxy = 2048;
-		track->separate_cube = 1;
+		track->separate_cube = true;
 	} else {
 		track->num_cb = 4;
 		track->num_texture = 16;
 		track->maxy = 4096;
-		track->separate_cube = 0;
+		track->separate_cube = false;
 		track->aaresolve = false;
 		track->aa.robj = NULL;
 	}