PSP_RunCommandQueue: fix argument to PSP_SetBlendState()

src/render/psp/SDL_render_psp.c: In function 'PSP_RunCommandQueue':
src/render/psp/SDL_render_psp.c:1200: warning: passing argument 1 of 'PSP_SetBlendState' from incompatible pointer type

src/render/psp/SDL_render_psp.c

@@ -1197,7 +1197,7 @@ PSP_RunCommandQueue(SDL_Renderer * renderer, SDL_RenderCommand *cmd, void *verti
                         .shadeModel = GU_FLAT
                     };
                     TextureActivate(cmd->data.draw.texture);
-                    PSP_SetBlendState(renderer, &state);
+                    PSP_SetBlendState(renderer->driverdata, &state);
                     sceGuDrawArray(GU_TRIANGLES, GU_TEXTURE_32BITF|GU_COLOR_8888|GU_VERTEX_32BITF|GU_TRANSFORM_2D, count, 0, verts);
                 }
                 break;