ci: aqua

Author: Omochice

.github/workflows/ci.yml

@@ -40,6 +40,9 @@ jobs:
         uses: actions/setup-python@82c7e631bb3cdc910f68e0081d67478d79c6982d # v5.1.0
         with:
           python-version: '3.10'
+      - uses: aquaproj/aqua-installer@6ce1f8848ec8e61f14d57bd5d7597057a6dd187c # v3.0.1
+        with:
+          aqua_version: v2.28.1
       - name: collect coverage
         env:
           THEMIS_PROFILE: ${{ github.workspace }}/vim-profile-${{ runner.os }}-${{ matrix.neovim }}-${{ matrix.version }}.txt