[caffe2] Delist (#41294)

ports/caffe2/portfile.cmake

@@ -1,2 +0,0 @@
-SET(VCPKG_POLICY_EMPTY_PACKAGE enabled)
-message(WARNING "The 'caffe2' port is deprecated, using 'libtorch' instead")

ports/caffe2/vcpkg.json

@@ -1,14 +0,0 @@
-{
-  "name": "caffe2",
-  "version": "0.8.1",
-  "port-version": 8,
-  "description": "Caffe2 is a lightweight, modular, and scalable deep learning framework.",
-  "homepage": "https://github.com/caffe2/caffe2",
-  "license": "Apache-2.0",
-  "dependencies": [
-    {
-      "name": "libtorch",
-      "default-features": false
-    }
-  ]
-}

scripts/ci.baseline.txt

@@ -166,7 +166,6 @@ caf:arm64-uwp=fail
 caf:arm64-android=fail
 caf:x64-android=fail
 caf:x64-uwp=fail
-caffe2:x86-windows=fail
 cairo:x64-android=fail
 # file conflict with dbg-macro
 c-dbg-macro:x86-windows=skip

versions/baseline.json

@@ -1476,10 +1476,6 @@
       "baseline": "1.0.1",
       "port-version": 0
     },
-    "caffe2": {
-      "baseline": "0.8.1",
-      "port-version": 8
-    },
     "cairo": {
       "baseline": "1.18.0",
       "port-version": 1