feat(indy-test-ledger): add helper class for indy ledger

- Add `IndyTestLedger` class to setup test indy ledger for testing purposes.
- Add functional tests for new test ledger class.
- Minor fix in cleaning up sample indy test ledger.

Depends on #2861

Signed-off-by: Michal Bajer <michal.bajer@fujitsu.com>

.cspell.json

@@ -4,6 +4,7 @@
     "minWordLength": 4,
     "allowCompoundWords": true,
     "words": [
+        "outsh",
         "adminpw",
         "Albertirsa",
         "ALLFORTX",

packages/cactus-test-tooling/package.json

@@ -90,6 +90,12 @@
     "web3-utils": "1.6.1"
   },
   "devDependencies": {
+    "@aries-framework/askar": "0.5.0-alpha.58",
+    "@aries-framework/core": "0.5.0-alpha.58",
+    "@aries-framework/indy-vdr": "0.5.0-alpha.58",
+    "@aries-framework/node": "0.5.0-alpha.58",
+    "@hyperledger/aries-askar-nodejs": "0.2.0-dev.1",
+    "@hyperledger/indy-vdr-nodejs": "0.2.0-dev.3",
     "@types/dockerode": "3.2.7",
     "@types/esm": "3.2.0",
     "@types/fs-extra": "9.0.13",
@@ -104,8 +110,8 @@
     "temp": "0.9.4"
   },
   "engines": {
-    "node": ">=10",
-    "npm": ">=6"
+    "node": ">=18",
+    "npm": ">=8"
   },
   "publishConfig": {
     "access": "public"