Remove some exceptions from phpstan.neon (#2931) #6977

Job	Run time
0️⃣ Kill previous runs	10s
1️⃣ PHP 8.3 - Syntax errors	39s
2️⃣ PHP 8.3 - Code Style errors	53s
2️⃣ PHP 8.3 - PHPStan	1m 27s
2️⃣ JS front-end / Node 20	41s
2️⃣ PHP tests / 8.3 - mariadb -- Unit,Feature_v2	7m 15s
2️⃣ PHP tests / 8.3 - postgresql -- Unit,Feature_v2	5m 39s
2️⃣ PHP tests / 8.3 - sqlite -- Unit,Feature_v2	6m 4s
2️⃣ PHP tests legacy / 8.3 - mariadb -- Feature_v1	9m 54s
2️⃣ PHP tests legacy / 8.3 - postgresql -- Feature_v1	8m 34s
2️⃣ PHP tests legacy / 8.3 - sqlite -- Feature_v1	8m 26s
3️⃣ PHP dist / 8.3 - mariadb	1m 48s
3️⃣ PHP dist / 8.3 - postgresql	1m 43s
3️⃣ PHP dist / 8.3 - sqlite	1m 53s
4️⃣ Build Artifact	1m 2s
5️⃣ Release	0s
	56m 8s

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