fix: update 2.0.0 to 2.1.0

Author: chenrui333

docs/content/docs/deployment/java_compatibility.md

@@ -43,7 +43,7 @@ The following Flink features have not been tested with Java 11:
 
 ## Java 17
 
-We use Java 17 by default in Flink 2.0.0 and is the recommended Java version to run Flink on.
+We use Java 17 by default in Flink 2.1.0 and is the recommended Java version to run Flink on.
 This is the default version for docker images.
 
 ### Untested Flink features
@@ -55,7 +55,7 @@ These Flink features have not been tested with Java 17:
 
 ## Java 21
 
-Experimental support for Java 21 was added in 2.0.0. ([FLINK-33163](https://issues.apache.org/jira/browse/FLINK-33163))
+Experimental support for Java 21 was added in 2.1.0. ([FLINK-33163](https://issues.apache.org/jira/browse/FLINK-33163))
 
 ### Untested Flink features