dev: update workflows

- Remove defunct test workflow (will be replaced later).
- Pass secrets into add-to-project so it can see our github token.

.github/workflows/add-to-project.yml

@@ -5,3 +5,4 @@ on:
 jobs:
   add-to-project:
     uses: doomemacs/ci/.github/workflows/add-to-project.yml@legacy
+    secrets: inherit

.github/workflows/test.yml

@@ -1,67 +0,0 @@
-name: Tests
-
-on:
-  pull_request:
-  push:
-    paths-ignore:
-      - '**.md'
-      - '**.org'
-      - 'docs/**'
-      - '.dir-locals.el'
-      - 'LICENSE'
-    branches:
-      - master
-
-jobs:
-  unix-test:
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ubuntu-latest, macos-latest]
-        emacs_version: [27.1, 27.2, snapshot]
-    steps:
-      - uses: purcell/setup-emacs@master
-        with:
-          version: ${{ matrix.emacs_version }}
-      - name: Check out doom-emacs
-        uses: actions/checkout@v2
-      - name: Set up test Doom profile
-        run:  bin/doom sync --profile test
-      - name: Set up test Doom profile
-        run:  bin/doom test
-      - name: Cache package builds
-        uses: actions/cache@v2
-        with:
-          path: .local/straight/repos
-          key: ${{ runner.os }}-build-doom-packages-${{ hashFiles('**/packages.el') }}
-          restore-keys: |
-            ${{ runner.os }}-build-doom-packages-
-      # FIXME
-      # name: Compile
-      #   run: "bin/doom -y compile"
-
-  windows-test:
-    runs-on: windows-latest
-    strategy:
-      matrix:
-        emacs-version: [27.1, 27.2, snapshot]
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-        with:
-          python-version: '3.6'
-          architecture: 'x64'
-      - uses: jcs090218/setup-emacs-windows@master
-        with:
-          version: ${{ matrix.emacs-version }}
-      - name: Set up test Doom profile
-        run:  bin/doom sync --profile test
-      - name: Set up test Doom profile
-        run:  bin/doom test
-      - name: Cache package builds
-        uses: actions/cache@v2
-        with:
-          path: .local/straight/repos
-          key: ${{ runner.os }}-build-doom-packages-${{ hashFiles('**/packages.el') }}
-          restore-keys: |
-            ${{ runner.os }}-build-doom-packages-