Merge branch 'dev' into sp/#705-double-converters-psu

Author: sebastian-peter

CHANGELOG.md

@@ -85,6 +85,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 - Writers used to write time series are closed right away
+- Changed class name in FlexOptionsResult.toString [#693](https://github.com/ie3-institute/PowerSystemDataModel/issues/693)
 
 ## [2.0.1] - 2021-07-08
 

src/main/java/edu/ie3/datamodel/models/result/system/FlexOptionsResult.java

@@ -94,7 +94,7 @@ public ComparableQuantity<Power> getpMax() {
 
   @Override
   public String toString() {
-    return "EmResult{"
+    return "FlexOptionsResult{"
         + "uuid="
         + getUuid()
         + ", time="