[kf5attica] new port

[wrobelda]

Describe the pull request

• What does your PR fix?

  Adds new kf5attica port

• Which triplets are supported/not supported? Have you updated the CI baseline?

  All official are supported, plus macOS arm build.

• Does your PR follow the maintainer guide?

  Yes.

• If you have added/updated a port: Have you run ./vcpkg x-add-version --all and committed the result?

  Yes.

[github-actions]

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After committing all other changes, the version database must be updated

git add -u && git commit
git checkout 57bd7102d9fd880daa1b0958692294c4a125f6d8 -- versions
./vcpkg x-add-version --all

Diff

diff --git a/versions/baseline.json b/versions/baseline.json
index 19650fa..2873dec 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -2876,6 +2876,10 @@
       "baseline": "5.84.0",
       "port-version": 0
     },
+    "kf5attica": {
+      "baseline": "5.84.0",
+      "port-version": 0
+    },
     "kf5auth": {
       "baseline": "5.84.0",
       "port-version": 1