Update Psalm and remove fixed suppression

Author: trowski

composer.json

@@ -31,7 +31,7 @@
         "amphp/phpunit-util": "^3",
         "phpunit/phpunit": "^9",
         "amphp/php-cs-fixer-config": "^2",
-        "psalm/phar": "^5.11"
+        "psalm/phar": "^5.18"
     },
     "minimum-stability": "beta",
     "prefer-stable": true,

src/PostgresConfig.php

@@ -17,7 +17,6 @@ final class PostgresConfig extends SqlConfig
         'verify-full',
     ];
 
-    /** @var array<non-empty-string, non-empty-string> Psalm has a bug with the spread operator. */
     public const KEY_MAP = [
         ...parent::KEY_MAP,
         'ssl_mode' => 'sslmode',
@@ -29,7 +28,6 @@ final class PostgresConfig extends SqlConfig
 
     public static function fromString(string $connectionString): self
     {
-        /** @psalm-suppress InvalidArgument Psalm does not recognize {@see self::KEY_MAP} is in fact a map. */
         $parts = self::parseConnectionString($connectionString, self::KEY_MAP);
 
         if (!isset($parts["host"])) {