examples: fix simple_shader compile error, add 2 shader examples to CI (#21112)

cmd/tools/modules/testing/common.v

@@ -282,12 +282,12 @@ pub fn new_test_session(_vargs string, will_compile bool) TestSession {
 		if testing.github_job != 'misc-tooling' {
 			// These examples need .h files that are produced from the supplied .glsl files,
 			// using by the shader compiler tools in https://github.com/floooh/sokol-tools-bin/archive/pre-feb2021-api-changes.tar.gz
-			skip_files << 'examples/sokol/simple_shader_glsl/simple_shader.v'
-			skip_files << 'examples/sokol/sdf/sdf.v'
 			skip_files << 'examples/sokol/02_cubes_glsl/cube_glsl.v'
 			skip_files << 'examples/sokol/03_march_tracing_glsl/rt_glsl.v'
 			skip_files << 'examples/sokol/04_multi_shader_glsl/rt_glsl.v'
 			skip_files << 'examples/sokol/05_instancing_glsl/rt_glsl.v'
+			skip_files << 'examples/sokol/07_simple_shader_glsl/simple_shader.v'
+			skip_files << 'examples/sokol/08_sdf/sdf.v'
 			// Skip obj_viewer code in the CI
 			skip_files << 'examples/sokol/06_obj_viewer/show_obj.v'
 			// skip the audio examples too on most CI jobs

examples/sokol/07_simple_shader_glsl/simple_shader.v

@@ -143,7 +143,7 @@ fn cleanup(user_data voidptr) {
 fn frame(user_data voidptr) {
 	mut app := unsafe { &App(user_data) }
 
-	pass := sapp.create_default_pass(state.pass_action)
+	pass := sapp.create_default_pass(app.pass_action)
 	gfx.begin_pass(&pass)
 
 	gfx.apply_pipeline(app.shader_pipeline)