Remove extra } in GlDriver.hx, fixing compilation (#867)

h3d/impl/GlDriver.hx

@@ -1501,7 +1501,7 @@ class GlDriver extends Driver {
 			gl.framebufferRenderbuffer(GL.FRAMEBUFFER, GL.DEPTH_ATTACHMENT, GL.RENDERBUFFER, null);
 			gl.framebufferRenderbuffer(GL.FRAMEBUFFER, GL.STENCIL_ATTACHMENT, GL.RENDERBUFFER, null);
 		}
-																				}
+
 		gl.viewport(0, 0, tex.width >> mipLevel, tex.height >> mipLevel);
 		for( i in 0...boundTextures.length )
 			boundTextures[i] = null;