[3.x] add php8.3 to drone

.drone.jsonnet

@@ -25,7 +25,7 @@ local composer(phpversion, params) = {
 local phpunit(phpversion) = {
     name: "PHPUnit",
     image: "joomlaprojects/docker-images:php" + phpversion,
-    [if phpversion == "8.3" then "failure"]: "ignore",
+    [if phpversion == "8.4" then "failure"]: "ignore",
     commands: ["vendor/bin/phpunit"]
 };
 
@@ -103,4 +103,5 @@ local pipeline(name, phpversion, params) = {
     pipeline("8.1 lowest", "8.1", "--prefer-stable --prefer-lowest"),
     pipeline("8.1", "8.1", "--prefer-stable"),
     pipeline("8.2", "8.2", "--prefer-stable"),
+    pipeline("8.3", "8.3", "--prefer-stable"),
 ]

.drone.yml

@@ -109,7 +109,27 @@ volumes:
     path: /tmp/composer-cache
   name: composer-cache
 ---
+kind: pipeline
+name: PHP 8.3
+steps:
+- commands:
+  - php -v
+  - composer update --prefer-stable
+  image: joomlaprojects/docker-images:php8.3
+  name: composer
+  volumes:
+  - name: composer-cache
+    path: /tmp/composer-cache
+- commands:
+  - vendor/bin/phpunit
+  image: joomlaprojects/docker-images:php8.3
+  name: PHPUnit
+volumes:
+- host:
+    path: /tmp/composer-cache
+  name: composer-cache
+---
 kind: signature
-hmac: 04a56e2b830a777ae075d8359c67f03a16ef0345ce7d2871a2cbd12a9a936906
+hmac: TODO
 
 ...