ci: use PHP 8.4 for phpstan

Get rid of the baseline diff, I am th only dev anyway

Author: williamdes

.github/workflows/lint-and-analyse.yml

@@ -37,10 +37,10 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - uses: actions/checkout@v6
-            - name: Use php 8.2
+            - name: Use php 8.4
               uses: shivammathur/setup-php@v2
               with:
-                  php-version: 8.2
+                  php-version: 8.4
             - name: Get Composer Cache Directory
               id: composer-cache
               run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT