wined3d: Set texture filtering to NEAREST in check_fbo_compat().

dlls/wined3d/utils.c

@@ -512,6 +512,8 @@ static BOOL check_fbo_compat(const WineD3D_GL_Info *gl_info, GLint internal_form
     glGenTextures(1, &tex);
     glBindTexture(GL_TEXTURE_2D, tex);
     glTexImage2D(GL_TEXTURE_2D, 0, internal_format, 16, 16, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 
     GL_EXTCALL(glGenFramebuffersEXT(1, &fb));
     GL_EXTCALL(glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb));