Bump openServiceBrokerVersion from 3.4.0 to 3.4.1

Bumps `openServiceBrokerVersion` from 3.4.0 to 3.4.1.

Updates `spring-cloud-open-service-broker-core` from 3.4.0 to 3.4.1
- [Release notes](https://github.com/spring-cloud/spring-cloud-open-service-broker/releases)
- [Commits](spring-cloud/spring-cloud-open-service-broker@v3.4.0...v3.4.1)

Updates `spring-cloud-starter-open-service-broker` from 3.4.0 to 3.4.1
- [Release notes](https://github.com/spring-cloud/spring-cloud-open-service-broker/releases)
- [Commits](spring-cloud/spring-cloud-open-service-broker@v3.4.0...v3.4.1)

---
updated-dependencies:
- dependency-name: org.springframework.cloud:spring-cloud-open-service-broker-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.springframework.cloud:spring-cloud-starter-open-service-broker
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

build.gradle

@@ -24,7 +24,7 @@ buildscript {
 		checkstyleVersion = "8.37"
 		commonsTextVersion = "1.9"
 		immutablesVersion = "2.8.9-ea-1"
-		openServiceBrokerVersion = "3.4.0"
+		openServiceBrokerVersion = "3.4.1"
 		pmdVersion = "6.29.0"
 		springBootVersion = "2.5.8"
 		springCredhubVersion = "2.2.0"