[修改] 增加freeRTOS

1. 版本FreeRTOSv202212.01，命名为kernel；

kernel/FreeRTOS-Plus/ThirdParty/wolfSSL/scripts/cleanup_testfiles.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+# Script to cleanup test files
+# This is helpful if running ./tests/unit.test as sudo,
+# which creates these files with sudoer permissions and
+# will cause issues on subsequent tests without sudo
+
+rm -f ./tests/bio_write_test.txt
+rm -f ./test-write-dhparams.pem
+rm -f ./certeccrsa.pem
+rm -f ./certeccrsa.der
+rm -f ./ecc-key.der
+rm -f ./ecc-key.pem
+rm -f ./ecc-public-key.der
+rm -f ./tests/test-log-dump-to-file.txt