add apply patch

Author: mengdemao

download.sh

@@ -5,3 +5,7 @@ git clone --depth=1 https://github.com/RTEMS/rtems.git rtems/rtems
 git clone --depth=1 https://github.com/RTEMS/rtems-tools.git rtems/tools
 git clone --recurse-submodules --shallow-submodules https://github.com/RTEMS/rtems-libbsd.git rtems/libbsd
 git clone --recurse-submodules --shallow-submodules https://github.com/RTEMS/rtems-examples.git rtems/examples
+
+pushd rtems/examples >> /dev/null | exit
+git apply ../../patch/examples.patch
+popd >> /dev/null | exit