Examples: Update comments to get SDL2 package with msys2's pacman (#3251)
diff --git a/examples/example_sdl_opengl2/Makefile b/examples/example_sdl_opengl2/Makefile
index ce29a24..9c57337 100644
--- a/examples/example_sdl_opengl2/Makefile
+++ b/examples/example_sdl_opengl2/Makefile
@@ -8,7 +8,7 @@
 # Mac OS X:
 #   brew install sdl2
 # MSYS2:
-#   pacman -S mingw-w64-i686-SDL
+#   pacman -S mingw-w64-i686-SDL2
 #
 
 #CXX = g++
diff --git a/examples/example_sdl_opengl3/Makefile b/examples/example_sdl_opengl3/Makefile
index ada7719..e8b2f56 100644
--- a/examples/example_sdl_opengl3/Makefile
+++ b/examples/example_sdl_opengl3/Makefile
@@ -8,7 +8,7 @@
 # Mac OS X:
 #   brew install sdl2
 # MSYS2:
-#   pacman -S mingw-w64-i686-SDL
+#   pacman -S mingw-w64-i686-SDL2
 #
 
 #CXX = g++