feat(aws-sm): added keychain plugin for aws secret manager

        Primary Change
        ---
        1. Added new package cactus-plugin-keychain-aws-sm under packages/
        2. Added Localstack under cactus-test-tooling/src/main/typescript for
		local aws secret manager deployment and testing

		Refactorings that were also necessary to incorporate 1) and 2)
        ---
        3. Updated public-api.ts under packages/cactus-test-tooling/src/main/typescript
		for exporting LocalStack class, its interfaces and constants

Resolves hyperledger-cacti#912

Signed-off-by: jagpreetsinghsaan <jagpreet.singh.sasan@accenture.com>

.cspell.json

@@ -90,7 +90,8 @@
         "uuidv",
         "vscc",
         "wasm",
-        "Xdai"
+        "Xdai",
+        "parameterizable"
     ],
     "dictionaries": [
         "typescript,node,npm,go,rust"

packages/cactus-plugin-keychain-aws-sm/README.md

@@ -0,0 +1,3 @@
+# `@hyperledger/cactus-plugin-keychain-aws-sm`
+
+## TO-DO

packages/cactus-plugin-keychain-aws-sm/openapitools.json

@@ -0,0 +1,7 @@
+{
+  "$schema": "node_modules/@openapitools/openapi-generator-cli/config.schema.json",
+  "spaces": 2,
+  "generator-cli": {
+    "version": "5.2.0"
+  }
+}