Rename SDL2 tests for SDL3

docs/README-emscripten.md

@@ -59,7 +59,7 @@ Or with cmake:
 To build one of the tests:
 
     $ cd test/
-    $ emcc -O2 --js-opts 0 -g4 testdraw2.c -I../include ../build/.libs/libSDL3.a ../build/libSDL3_test.a -o a.html
+    $ emcc -O2 --js-opts 0 -g4 testdraw.c -I../include ../build/.libs/libSDL3.a ../build/libSDL3_test.a -o a.html
 
 Uses GLES2 renderer or software
 

docs/README-gdk.md

@@ -40,7 +40,7 @@ The included `VisualC-GDK/SDL.sln` solution includes the following targets for t
 * tests/testgamecontroller - Standard SDL test program demonstrating controller functionality.
 * tests/testgdk - GDK-specific test program that demonstrates using the global task queue to login a user into Xbox Live.
   *NOTE*: As of the June 2022 GDK, you cannot test user logins without a valid Title ID and MSAAppId. You will need to manually change the identifiers in the `MicrosoftGame.config` to your valid IDs from Partner Center if you wish to test this.
-* tests/testsprite2 - Standard SDL test program demonstrating sprite drawing functionality.
+* tests/testsprite - Standard SDL test program demonstrating sprite drawing functionality.
 
 If you set one of the test programs as a startup project, you can run it directly from Visual Studio.