Bump ehrbase.sdk.version from 2.9.1 to 2.11.0

Bumps `ehrbase.sdk.version` from 2.9.1 to 2.11.0.

Updates `org.ehrbase.openehr.sdk:validation` from 2.9.1 to 2.11.0

Updates `org.ehrbase.openehr.sdk:client` from 2.9.1 to 2.11.0

---
updated-dependencies:
- dependency-name: org.ehrbase.openehr.sdk:validation
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.ehrbase.openehr.sdk:client
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

bom/pom.xml

@@ -14,7 +14,7 @@
     <maven.compiler.target>21</maven.compiler.target>
     <java.version>21</java.version>
     <ehrbase.version>2.0.0</ehrbase.version>
-    <ehrbase.sdk.version>2.9.1</ehrbase.sdk.version>
+    <ehrbase.sdk.version>2.11.0</ehrbase.sdk.version>
     <spring.boot.version>3.2.5</spring.boot.version>
   </properties>