Merge branch 'cherry-pick-for-271' into 'release/0.17'

Cherry-pick 'Upgrade Springframework' into release/0.17

See merge request !272

notification-core/pom.xml

@@ -120,7 +120,7 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
-            <version>2.1.7.RELEASE</version>
+            <version>2.7.2</version>
             <exclusions>
                 <exclusion>
                     <artifactId>tomcat-embed-el</artifactId>

provider/notification-ibm/pom.xml

@@ -139,7 +139,7 @@
 		 <dependency>
         	<groupId>org.springframework.security</groupId>
         	<artifactId>spring-security-core</artifactId>
-        	<version>5.3.8.RELEASE</version>
+        	<version>5.7.3</version>
    		</dependency>
         <dependency>
         	<groupId>io.undertow</groupId>