Bump vimeo/psalm from 4.2.1 to 4.3.0 in /dev-tools (#436)

Author: dependabot[bot]

dev-tools/composer.json

@@ -13,7 +13,7 @@
  "phpstan/phpstan": "^0.12.58",
  "phpstan/phpstan-strict-rules": "^0.12.5",
  "squizlabs/php_codesniffer": "^3.5.8",
- "vimeo/psalm": "^4.2.1"
+ "vimeo/psalm": "^4.3.0"
  },
  "autoload": {
  "psr-4": {