Bump xml-crypto from 1.4.0 to 2.0.0

Bumps [xml-crypto](https://github.com/yaronn/xml-crypto) from 1.4.0 to 2.0.0.
- [Release notes](https://github.com/yaronn/xml-crypto/releases)
- [Commits](node-saml/xml-crypto@v1.4.0...v2.0.0)

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

x-pack/package.json

@@ -258,7 +258,7 @@
     "venn.js": "0.2.20",
     "vinyl-fs": "^3.0.3",
     "whatwg-fetch": "^3.0.0",
-    "xml-crypto": "^1.4.0",
+    "xml-crypto": "^2.0.0",
     "yargs": "^15.4.1"
   },
   "dependencies": {

yarn.lock

@@ -29239,10 +29239,10 @@ xhr@^2.0.1:
     parse-headers "^2.0.0"
     xtend "^4.0.0"
 
-xml-crypto@^1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/xml-crypto/-/xml-crypto-1.4.0.tgz#de1cec8cd31cbd689cd90d3d6e8a27d4ae807de7"
-  integrity sha512-K8FRdRxICVulK4WhiTUcJrRyAIJFPVOqxfurA3x/JlmXBTxy+SkEENF6GeRt7p/rB6WSOUS9g0gXNQw5n+407g==
+xml-crypto@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/xml-crypto/-/xml-crypto-2.0.0.tgz#54cd268ad9d31930afcf7092cbb664258ca9e826"
+  integrity sha512-/a04qr7RpONRZHOxROZ6iIHItdsQQjN3sj8lJkYDDss8tAkEaAs0VrFjb3tlhmS5snQru5lTs9/5ISSMdPDHlg==
   dependencies:
     xmldom "0.1.27"
     xpath "0.0.27"