Remove output file for test that was already removed
diff --git a/Lib/test/output/test_rgbimg b/Lib/test/output/test_rgbimg
deleted file mode 100644
index 8244b3b..0000000
--- a/Lib/test/output/test_rgbimg
+++ /dev/null
@@ -1,2 +0,0 @@
-test_rgbimg
-RGBimg test suite: