Add vscode extension under test-tools directory

Author: wustwn

.gitignore

@@ -1,24 +1,26 @@
-
-.vs
-.vscode
-/.idea
-**/cmake-build-*/
-**/*build/
-*.obj
-*.a
-*.so
-
-core/deps/**
-core/shared/mem-alloc/tlsf
-core/app-framework/wgl
-
-wamr-sdk/out/
-wamr-sdk/runtime/build_runtime_sdk/
-test-tools/host-tool/bin/
-product-mini/app-samples/hello-world/test.wasm
-product-mini/platforms/linux-sgx/enclave-sample/App/
-product-mini/platforms/linux-sgx/enclave-sample/Enclave/
-product-mini/platforms/linux-sgx/enclave-sample/iwasm
-
-build_out
-tests/wamr-test-suites/workspace
+
+.vs
+.vscode
+/.idea
+**/cmake-build-*/
+**/*build/
+*.obj
+*.a
+*.so
+
+core/deps/**
+core/shared/mem-alloc/tlsf
+core/app-framework/wgl
+
+wamr-sdk/out/
+wamr-sdk/runtime/build_runtime_sdk/
+test-tools/host-tool/bin/
+product-mini/app-samples/hello-world/test.wasm
+product-mini/platforms/linux-sgx/enclave-sample/App/
+product-mini/platforms/linux-sgx/enclave-sample/Enclave/
+product-mini/platforms/linux-sgx/enclave-sample/iwasm
+
+build_out
+tests/wamr-test-suites/workspace
+
+!/test-tools/wamr-ide/VSCode-Extension/.vscode