Update build.yaml for PHP 8.4

Author: sveldhuisen

.github/workflows/build.yaml

@@ -16,8 +16,11 @@ jobs:
             matrix:
                 php-version:
                     - "8.0"
+                    - "8.1"
+                    - "8.4"
 
                 dependencies:
+                    - "lowest"
                     - "highest"
 
         steps:
@@ -55,6 +58,7 @@ jobs:
                 php-version:
                     - "8.0"
                     - "8.1"
+                    - "8.4"
 
                 dependencies:
                     - "lowest"
@@ -93,6 +97,7 @@ jobs:
                 php-version:
                     - "8.0"
                     - "8.1"
+                    - "8.4"
 
                 dependencies:
                     - "lowest"