Use GLSM instead of relying on the redirector

src/main/java/net/coderbot/iris/gl/program/Program.java

@@ -2,7 +2,7 @@ package net.coderbot.iris.gl.program;
 
 import net.coderbot.iris.gl.GlResource;
 import net.coderbot.iris.gl.blending.DepthColorStorage;
-import org.lwjgl.opengl.GL20;
+import com.gtnewhorizons.angelica.glsm.GLStateManager;
 
 public final class Program extends GlResource {
 	private final ProgramUniforms uniforms;
@@ -20,7 +20,7 @@ public final class Program extends GlResource {
 	}
 
 	public void use() {
-		GL20.glUseProgram(getGlId());
+		GLStateManager.glUseProgram(getGlId());
 
 		uniforms.update();
 		samplers.update();
@@ -30,13 +30,13 @@ public final class Program extends GlResource {
 	public static void unbind() {
 		ProgramUniforms.clearActiveUniforms();
 		ProgramSamplers.clearActiveSamplers();
-		GL20.glUseProgram(0);
+		GLStateManager.glUseProgram(0);
 	}
 
 	@Override
     public void destroyInternal() {
 		DepthColorStorage.unregisterOwnedProgram(getGlId());
-		GL20.glDeleteProgram(getGlId());
+		GLStateManager.glDeleteProgram(getGlId());
 	}
 
 	/**