Release v6.1.4

What's Changed

• Bump php-parallel-lint/php-parallel-lint from 1.3.2 to 1.4.0 by @dependabot in #116
• Bump btcpayserver/btcpayserver-greenfield-php from 2.3.0 to 2.4.0 in /modules/btcpay by @dependabot in #115
• Bump stechstudio/backoff from 1.2.1 to 1.3 in /modules/btcpay by @dependabot in #117
• Bump squizlabs/php_codesniffer from 3.9.0 to 3.9.1 by @dependabot in #118
• Bump btcpayserver/btcpayserver-greenfield-php from 2.4.0 to 2.5.0 in /modules/btcpay by @dependabot in #119
• Bump symfony/var-dumper from 4.4.47 to 5.4.38 in /modules/btcpay by @dependabot in #120
• Prestashop module review - Edge case improvements by @BitcoinMitchell in #121

Full Changelog: v6.1.3...v6.1.4