Configure phpstan to not complain about safety checks (#1461)

Author: stof

phpstan.neon.dist

@@ -1,5 +1,6 @@
 parameters:
     level: 5
+    treatPhpDocTypesAsCertain: false
     reportUnmatchedIgnoredErrors: false
     paths:
         - src
@@ -22,39 +23,7 @@ parameters:
         - '#PHPDoc tag @throws with type Psr\\Cache\\CacheException is not subtype of Throwable$#'
         - '#^Dead catch - JsonException is never thrown in the try block\.$#'
         - '#^Unsafe access to private property AsyncAws\\Flysystem\\S3\\AsyncAwsS3Adapter::\$[^ ]+ through static::\.$#'
-        - '#^Variable \$s3SignerOptions in empty\(\) always exists and is always falsy.#'
         - '#^Method AsyncAws\\[^\\]+\\Result\\[^ ]+ should return #'
         - '#^Parameter \#1 \$input of class AsyncAws\\[^\\]+\\ValueObject\\[^ ]+ constructor expects #'
         - '#^Argument 1 of AsyncAws\\Scheduler\\ValueObject\\ScheduleGroupSummary::__construct expects #'
         - '#^Property AsyncAws\\Sqs\\Input\\SendMessageRequest::\$messageSystemAttributes \([^)]+\) does not accept non-empty-array#'
-        - message: '#always exists and is not nullable\.$#'
-          paths:
-              - src/Core/src/Sts/ValueObject
-              - src/Service/AppSync/src/ValueObject
-              - src/Service/Athena/src/ValueObject
-              - src/Service/CodeBuild/src/ValueObject
-              - src/Service/CodeCommit/src/ValueObject
-              - src/Service/CloudFormation/src/ValueObject
-              - src/Service/CloudFront/src/ValueObject
-              - src/Service/CloudWatch/src/ValueObject
-              - src/Service/CloudWatchLogs/src/ValueObject
-              - src/Service/CognitoIdentityProvider/src/ValueObject
-              - src/Service/DynamoDb/src/ValueObject
-              - src/Service/Firehose/src/ValueObject
-              - src/Service/Iam/src/ValueObject
-              - src/Service/Kms/src/ValueObject/KeyMetadata.php
-              - src/Service/Kms/src/ValueObject/Tag.php
-              - src/Service/Kinesis/src/ValueObject
-              - src/Service/Lambda/src/ValueObject
-              - src/Service/MediaConvert/src/ValueObject
-              - src/Service/Iot/src/ValueObject/Tag.php
-              - src/Service/Rekognition/src/ValueObject
-              - src/Service/Route53/src/ValueObject
-              - src/Service/S3/src/ValueObject
-              - src/Service/Scheduler/src/ValueObject
-              - src/Service/Ses/src/ValueObject
-              - src/Service/Sns/src/ValueObject
-              - src/Service/Sqs/src/ValueObject
-              - src/Service/Ssm/src/ValueObject
-              - src/Service/TimestreamQuery/src/ValueObject
-              - src/Service/TimestreamWrite/src/ValueObject