2.1.12.RELEASE

🔨 Dependency Upgrades

• Upgrade samples to Spring Boot 2.1.14 #1639
• Upgrade Spring Security to 5.1.10.RELEASE #1638
• Upgrade Spring Data to Lovelace-SR17 #1637
• Upgrade Spring Framework to 5.1.15.RELEASE #1636
• Upgrade Reactor to Californium-SR18 #1635