Fix Typo, Move shaders into seperate folder

shader/vertex.glsl

@@ -0,0 +1,12 @@
+#version 460 core
+
+layout (location = 0) in vec3 aPos;
+layout (location = 1) in vec2 aTex;
+
+uniform mat4 transform;
+out vec2 texCoord;
+
+void main(){
+  gl_Position =  transform *  vec4(aPos, 1.0);
+  texCoord = aTex;
+}