Update to Spring Framework 6.1.12

Closes gh-1694

gradle.properties

@@ -2,7 +2,7 @@ version=1.2.6-SNAPSHOT
 org.gradle.jvmargs=-Xmx3g -XX:+HeapDumpOnOutOfMemoryError
 org.gradle.parallel=true
 org.gradle.caching=true
-springFrameworkVersion=6.1.9
+springFrameworkVersion=6.1.12
 springSecurityVersion=6.2.5
 springJavaformatVersion=0.0.41
 checkstyleToolVersion=8.34