Bump github.com/tuist/xcodeproj from 8.18.0 to 8.19.0

Bumps [github.com/tuist/xcodeproj](https://github.com/tuist/XcodeProj) from 8.18.0 to 8.19.0.
- [Release notes](https://github.com/tuist/XcodeProj/releases)
- [Commits](tuist/XcodeProj@8.18.0...8.19.0)

---
updated-dependencies:
- dependency-name: github.com/tuist/xcodeproj
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Package.resolved

@@ -86,8 +86,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/tuist/XcodeProj",
       "state" : {
-        "revision" : "e29e0db843062f5157f77d5b68f237eb5aa43f12",
-        "version" : "8.18.0"
+        "revision" : "75e787fb3eb5a8397c3d06d5a71e667ac2d20ac1",
+        "version" : "8.19.0"
       }
     },
     {