CI: Try again (cmake 3.26)

.gitea/workflows/build_and_test.yml

@@ -76,7 +76,7 @@ jobs:
             upload_url: https://gitea.psi.ch/api/packages/mx/debian/pool/noble/nocuda/upload
     steps:
       - uses: actions/checkout@v4
-      - name: Install CMake 3.30 on Ubuntu 22.04
+      - name: Install CMake 3.26 on Ubuntu 22.04
         if: matrix.distro == 'ubuntu2204' || matrix.distro == 'ubuntu2204_nocuda'
         shell: bash
         run: |
@@ -89,7 +89,7 @@ jobs:
           echo "deb [signed-by=/usr/share/keyrings/kitware-archive-keyring.gpg] https://apt.kitware.com/ubuntu/ jammy main" \
             | tee /etc/apt/sources.list.d/kitware.list > /dev/null
           apt-get update
-          apt-get install -y cmake=3.30.* cmake-data=3.30.* kitware-archive-keyring
+          apt-get install -y cmake=3.26.* cmake-data=3.26.* kitware-archive-keyring
           cmake --version
       - name: Build packages
         shell: bash