component/bt : fix coexist hardware blocking bug

fix the bug following:
1. after disable bluetooth controller, wifi cannot TX/RX any packets.
2. when software coexist working, there's a little ratio cause wifi task
watchdog timeout
3. when software coexist working, there's a little ratio cause bluetooth
cannot receive anything.

feature:
1. add libbtdm_app.a git commit local and remote checking

Known issues:
1. there's still a bug occurs with a very very low ratio cause bluetooth
   cannot receive anything. The reproduce interval may great than 3days
   ~ 1week via 7x24 hours heavy testing.

components/bt/test/test_bt_common.c

@@ -0,0 +1,14 @@
+/*
+ Tests for the BT common things implementation
+*/
+
+#include <stdbool.h>
+
+#include "unity.h"
+
+extern bool btdm_controller_compile_version_check(void);
+
+TEST_CASE("bt_controller_git_commit_check", "[bt_common]")
+{
+    TEST_ASSERT(btdm_controller_compile_version_check() == true);
+}