Bump fast-xml-parser from 4.5.4 to 4.5.6 in /samples-old/AppServiceDemo

Bumps [fast-xml-parser](https://github.com/NaturalIntelligence/fast-xml-parser) from 4.5.4 to 4.5.6.
- [Release notes](https://github.com/NaturalIntelligence/fast-xml-parser/releases)
- [Changelog](https://github.com/NaturalIntelligence/fast-xml-parser/blob/master/CHANGELOG.md)
- [Commits](NaturalIntelligence/fast-xml-parser@v4.5.4...v4.5.6)

---
updated-dependencies:
- dependency-name: fast-xml-parser
  dependency-version: 4.5.6
  dependency-type: indirect
...

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

Author: dependabot[bot]

samples-old/AppServiceDemo/yarn.lock

@@ -3511,9 +3511,9 @@ fast-levenshtein@^2.0.6, fast-levenshtein@~2.0.6:
   integrity sha1-PYpcZog6FqMMqGQ+hR8Zuqd5eRc=
 
 fast-xml-parser@^4.0.12:
-  version "4.5.4"
-  resolved "https://registry.yarnpkg.com/fast-xml-parser/-/fast-xml-parser-4.5.4.tgz#64e52ddf1308001893bd225d5b1768840511c797"
-  integrity sha512-jE8ugADnYOBsu1uaoayVl1tVKAMNOXyjwvv2U6udEA2ORBhDooJDWoGxTkhd4Qn4yh59JVVt/pKXtjPwx9OguQ==
+  version "4.5.6"
+  resolved "https://registry.yarnpkg.com/fast-xml-parser/-/fast-xml-parser-4.5.6.tgz#4ff57d4aca13a2d11aa42ad460495cf00f32b655"
+  integrity sha512-Yd4vkROfJf8AuJrDIVMVmYfULKmIJszVsMv7Vo71aocsKgFxpdlpSHXSaInvyYfgw2PRuObQSW2GFpVMUjxu9A==
   dependencies:
     strnum "^1.0.5"