Bump xml-crypto from 3.2.0 to 3.2.1 in /backstage

Bumps [xml-crypto](https://github.com/node-saml/xml-crypto) from 3.2.0 to 3.2.1.
- [Release notes](https://github.com/node-saml/xml-crypto/releases)
- [Changelog](https://github.com/node-saml/xml-crypto/blob/master/CHANGELOG.md)
- [Commits](node-saml/xml-crypto@v3.2.0...v3.2.1)

---
updated-dependencies:
- dependency-name: xml-crypto
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

backstage/yarn.lock

@@ -27728,9 +27728,9 @@ xml-but-prettier@^1.0.1:
     repeat-string "^1.5.2"
 
 xml-crypto@^3.0.1:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/xml-crypto/-/xml-crypto-3.2.0.tgz#a9debab572c8e895cff5fb351a8d8be3f6e1962e"
-  integrity sha512-qVurBUOQrmvlgmZqIVBqmb06TD2a/PpEUfFPgD7BuBfjmoH4zgkqaWSIJrnymlCvM2GGt9x+XtJFA+ttoAufqg==
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/xml-crypto/-/xml-crypto-3.2.1.tgz#df2511a95275b43e18924693ff932af7de3217a4"
+  integrity sha512-0GUNbPtQt+PLMsC5HoZRONX+K6NBJEqpXe/lsvrFj0EqfpGPpVfJKGE7a5jCg8s2+Wkrf/2U1G41kIH+zC9eyQ==
   dependencies:
     "@xmldom/xmldom" "^0.8.8"
     xpath "0.0.32"