chore(deps): justify older version of MongoDB Driver

Author: JoergSiebahn

sda-commons-dependencies/build.gradle

@@ -26,7 +26,7 @@ ext {
   openTelemetryVersion = '1.41.0'
   openTelemetryAlpha2Version = '2.15.0-alpha'
   // should be aligned with transitive dependency of Spring Data MongoDB
-  mongoDbDriverVersion = '5.4.0'
+  mongoDbDriverVersion = '5.4.0' // 5.5.0 incompatible with AWS DocumentDB 4
   tuprologVersion = '0.20.9' // don't upgrade separately! use version from database-rider
   bouncyCastleVersion = '1.80'
   victoolsVersion = '4.38.0'