Bump spring boot version

Author: sapessi

aws-serverless-java-container-spring/pom.xml

@@ -17,7 +17,7 @@
 
     <properties>
         <spring.version>5.1.9.RELEASE</spring.version>
-        <springboot.version>1.5.21.RELEASE</springboot.version>
+        <springboot.version>1.5.22.RELEASE</springboot.version>
         <spring-security.version>5.1.5.RELEASE</spring-security.version>
         <jackson.version>2.9.9.3</jackson.version>
     </properties>

aws-serverless-springboot-archetype/src/main/resources/archetype-resources/pom.xml

@@ -16,7 +16,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>1.5.17.RELEASE</version>
+        <version>1.5.22.RELEASE</version>
     </parent>
 
     <properties>

samples/springboot/pet-store/pom.xml

@@ -10,7 +10,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>1.5.17.RELEASE</version>
+        <version>1.5.22.RELEASE</version>
     </parent>
 
     <properties>