Bump rack from 2.2.3.1 to 2.2.13 in /src/emailservice

Bumps [rack](https://github.com/rack/rack) from 2.2.3.1 to 2.2.13.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/main/CHANGELOG.md)
- [Commits](rack/rack@2.2.3.1...v2.2.13)

---
updated-dependencies:
- dependency-name: rack
  dependency-type: indirect
...

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

Author: dependabot[bot]

src/emailservice/Gemfile.lock

@@ -46,7 +46,7 @@ GEM
       mail (>= 2.0)
     puma (5.6.4)
       nio4r (~> 2.0)
-    rack (2.2.3.1)
+    rack (2.2.13)
     rack-protection (2.2.0)
       rack
     ruby2_keywords (0.0.5)
@@ -60,6 +60,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-21
+  x86_64-linux
 
 DEPENDENCIES
   net-smtp (~> 0.3)