Automatically request review regardless of reviewers' collaborator st…

…atus (CleverRaven#66072)

* Replace non-functional code owner file with auto-request-review action

* Add an entry for myself to test it

* Add @GuardianDll to reviewers.yml

* Use modified version of auto-request-review

* Only keep the last instance of the request review action running

.github/reviewers.yml

@@ -0,0 +1,52 @@
+files:
+  'data/mods/Aftershock/**':
+    - Maleclypse
+    - John-Candlebury
+  'data/mods/DinoMod/**':
+    - LyleSY
+  'data/mods/BombasticPerks/**':
+    - bombasticSlacks
+  'data/mods/MMA/**':
+    - Hymore246
+  'data/mods/classic_zombies/**':
+    - I-am-Erk
+  'data/mods/generic_guns/**':
+    - tenmillimaster
+  'data/mods/Magiclysm/**':
+    - KorGgenT
+    - GuardianDll
+  'data/mods/My_Sweet_Cataclysm/**':
+    - Fris0uman
+  'data/mods/ruralbiome/**':
+    - I-am-Erk
+  'data/mods/speedydex/**':
+    - KorGgenT
+  'data/mods/stats_through_kills/**':
+    - KorGgenT
+  'data/mods/Xedra_Evolved/**':
+    - Maleclypse
+    - GuardianDll
+  'data/mods/innawood/**':
+    - Light-Wave
+  'data/mods/MA/**':
+    - ZhilkinSerg
+  'data/mods/No_Hope/**':
+    - Night-Pryanik
+
+  '**/.clang-tidy':
+    - jbytheway
+  '**/magic*.cpp':
+    - KorGgenT
+  '**/magic*.h':
+    - KorGgenT
+  'tools/**':
+    - jbytheway
+    - int-ua
+  'src/widget.cpp':
+    - wapcaplet
+    - dseguin
+  'src/widget.h':
+    - wapcaplet
+    - dseguin
+  'src/ui_manager.*':
+    - Qrox

.github/workflows/request-review.yml

@@ -0,0 +1,26 @@
+name: Auto request review
+
+
+on:
+  pull_request_target:
+    types: [opened, synchronize, ready_for_review, reopened]
+
+
+concurrency:
+  group: request-review-${{ github.event.pull_request.number }}
+  cancel-in-progress: true
+
+
+jobs:
+  auto-request-review:
+    # Do not spam reviewer with PRs in forks. If fork owners wish to alert
+    # people of their changes they may change this line themselves.
+    if: github.repository == 'CleverRaven/Cataclysm-DDA'
+    name: Auto request review
+    runs-on: ubuntu-latest
+    steps:
+      - name: Request review
+        uses: qrox/auto-request-review@481e6cd2f5d57b6e914d81ca731211384a76798f
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          config: .github/reviewers.yml