[openrndr-demos] Clean-up and fix tessellation shader demos for Intel GPUs

openrndr-demos/src/demo/resources/shaders/ts-02.geom

@@ -3,11 +3,6 @@
 layout (lines) in;
 layout (line_strip, max_vertices = 2) out;
 
-in InVertex {
-    vec3 va_position;
-    vec3 va_normal;
-    vec4 v_addedProperty;
-} vertices[];
 
 out vec3 va_position;
 out vec3 va_normal;
@@ -19,9 +14,6 @@ uniform vec3 offset;
 void main() {
     int i;
     for(i = 0;i < gl_in.length();i++) {
-        v_addedProperty = vertices[i].v_addedProperty;
-        va_normal = vertices[i].va_normal;
-        va_position = vertices[i].va_position;
         gl_Position = gl_in[i].gl_Position;
         EmitVertex();
     }