Upgrade to JUnit Platform 1.1.0

Closes spring-projectsgh-12172

Author: rajadilipkolli

spring-boot-project/spring-boot-dependencies/pom.xml

@@ -104,7 +104,7 @@
 		<jtds.version>1.3.1</jtds.version>
 		<junit.version>4.12</junit.version>
 		<junit-jupiter.version>5.1.0</junit-jupiter.version>
-		<junit-platform.version>1.0.3</junit-platform.version>
+		<junit-platform.version>1.1.0</junit-platform.version>
 		<kotlin.version>1.2.21</kotlin.version>
 		<lettuce.version>5.0.2.RELEASE</lettuce.version>
 		<liquibase.version>3.5.5</liquibase.version>