Merge release 2.13.1 into 3.0.x

[github-actions]

Release 2.13.1

2.13.1

• Total issues resolved: 4
• Total pull requests resolved: 8
• Total contributors: 8

Documentation,Static Analysis

• 4608: Attribute type coverage metric to 3.1.x instead of 2.13.x thanks to @morozov

• 4604: Collect type coverage metrics, add badge to README thanks to @morozov

• 4603: ensureForwardCompatibilityStatement expects ResultStatement, given PDOStatement thanks to @mwoods-familiaris

BC Fix,Prepared Statements,QueryBuilder

• 4596: Fix BC break on QueryBuilder::execute() thanks to @mdumoulin and @m50

Code Style

• 4593: Add direct dependency on PHP_CodeSniffer thanks to @morozov

BC Fix,Connections,PDO

• 4590: Fix user provided pdo connection thanks to @mdumoulin and @htto

Compatibility,Deprecation,Prepared Statements

• 4580: Deprecate Statement::execute in favor of Statement::executeStatement/executeQuery thanks to @beberlei

Deprecation,Prepared Statements

• 4579: Add missing runtime deprecations related to FC Result API (#4529, #4571) thanks to @beberlei

Deprecation,Documentation,Prepared Statements

• 4571: Add explicit @deprecated in ForwardCompatibility\Result thanks to @bcremer

Bug,Prepared Statements

• 4569: Doctrine DBAL 2.13 $statement->execute() returns bool (instead of Result) thanks to @knallcharge