mark all legacy classes as final #6931

Job	Run time
0️⃣ Kill previous runs	8s
1️⃣ PHP 8.3 - Syntax errors	36s
2️⃣ PHP 8.3 - Code Style errors	54s
2️⃣ PHP 8.3 - PHPStan	1m 23s
2️⃣ PHP tests legacy / 8.3 - mariadb -- Feature_v1	9m 29s
2️⃣ PHP tests legacy / 8.3 - postgresql -- Feature_v1	9m 30s
2️⃣ PHP tests legacy / 8.3 - sqlite -- Feature_v1	8m 5s
2️⃣ JS front-end / Node 20	39s
2️⃣ PHP tests / 8.3 - mariadb -- Unit,Feature_v2	7m 24s
2️⃣ PHP tests / 8.3 - postgresql -- Unit,Feature_v2	5m 23s
2️⃣ PHP tests / 8.3 - sqlite -- Unit,Feature_v2	6m 22s
3️⃣ PHP dist / 8.3 - mariadb	1m 49s
3️⃣ PHP dist / 8.3 - postgresql	1m 36s
3️⃣ PHP dist / 8.3 - sqlite	1m 38s
4️⃣ Build Artifact	0s
5️⃣ Release	0s
	54m 56s

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