[Release 1.1.0-M2] Update version (#619)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: onobc

gradle.properties

@@ -1,4 +1,4 @@
-version=1.1.0-SNAPSHOT
+version=1.1.0-M2
 version.samples=1.1.0-SNAPSHOT
 
 org.gradle.caching=true

gradle/libs.versions.toml

@@ -22,7 +22,7 @@ hamcrest = "2.2"
 mockito = "5.11.0"
 spring-dep-mgmt = "1.1.4"
 spring-boot = "3.3.0-SNAPSHOT"
-spring-boot-for-docs = "3.3.0-SNAPSHOT"
+spring-boot-for-docs = "3.3.0-M2"
 spring-cloud-stream = "4.1.0"
 spring-retry = "2.0.5"
 system-lambda = "1.2.1"