Bump io.spring.gradle:spring-security-release-plugin from 1.0.2 to 1.0.3

Bumps [io.spring.gradle:spring-security-release-plugin](https://github.com/spring-io/spring-security-release-tools) from 1.0.2 to 1.0.3.
- [Release notes](https://github.com/spring-io/spring-security-release-tools/releases)
- [Commits](spring-io/spring-security-release-tools@v1.0.2...v1.0.3)

---
updated-dependencies:
- dependency-name: io.spring.gradle:spring-security-release-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

gradle/libs.versions.toml

@@ -63,6 +63,6 @@ org-springframework-spring-framework-bom = "org.springframework:spring-framework
 org-springframework-boot-spring-boot-dependencies = { module = "org.springframework.boot:spring-boot-dependencies", version.ref = "org-springframework-boot" }
 org-springframework-boot-spring-boot-gradle-plugin = { module = "org.springframework.boot:spring-boot-gradle-plugin", version.ref = "org-springframework-boot" }
 org-testcontainers-testcontainers-bom = { module = "org.testcontainers:testcontainers-bom", version.ref = "org-testcontainers" }
-io-spring-security-release-plugin = "io.spring.gradle:spring-security-release-plugin:1.0.2"
+io-spring-security-release-plugin = "io.spring.gradle:spring-security-release-plugin:1.0.3"
 
 [plugins]