Bump cipher-base from 1.0.4 to 1.0.6 in /libs/stellar-util

Bumps [cipher-base](https://github.com/crypto-browserify/cipher-base) from 1.0.4 to 1.0.6.
- [Changelog](https://github.com/browserify/cipher-base/blob/master/CHANGELOG.md)
- [Commits](https://github.com/crypto-browserify/cipher-base/compare/v1.0.4...v1.0.6)

---
updated-dependencies:
- dependency-name: cipher-base
  dependency-version: 1.0.6
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

libs/stellar-util/package-lock.json

@@ -380,14 +380,44 @@
       "dev": true
     },
     "node_modules/cipher-base": {
-      "version": "1.0.4",
+      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/cipher-base/-/cipher-base-1.0.4.tgz",
+      "resolved": "https://registry.npmjs.org/cipher-base/-/cipher-base-1.0.6.tgz",
-      "integrity": "sha512-Kkht5ye6ZGmwv40uUDZztayT2ThLQGfnj/T71N/XzeZeo3nf8foyW7zGTsPYkEya3m5f3cAypH+qe7YOrM1U2Q==",
+      "integrity": "sha512-3Ek9H3X6pj5TgenXYtNWdaBon1tgYCaebd+XPg0keyjEbEfkD4KkmAxkQ/i1vYvxdcT5nscLBfq9VJRmCBcFSw==",
+      "license": "MIT",
       "dependencies": {
-        "inherits": "^2.0.1",
+        "inherits": "^2.0.4",
-        "safe-buffer": "^5.0.1"
+        "safe-buffer": "^5.2.1"
+      },
+      "engines": {
+        "node": ">= 0.10"
       }
     },
+    "node_modules/cipher-base/node_modules/inherits": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
+      "license": "ISC"
+    },
+    "node_modules/cipher-base/node_modules/safe-buffer": {
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+      "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/feross"
+        },
+        {
+          "type": "patreon",
+          "url": "https://www.patreon.com/feross"
+        },
+        {
+          "type": "consulting",
+          "url": "https://feross.org/support"
+        }
+      ],
+      "license": "MIT"
+    },
     "node_modules/combine-source-map": {
       "version": "0.8.0",
       "resolved": "https://registry.npmjs.org/combine-source-map/-/combine-source-map-0.8.0.tgz",