Docs: update supported server versions (#527)

Author: robsdedude

docs/source/index.rst

@@ -6,8 +6,8 @@ The Official Neo4j Driver for Python.
 
 Neo4j versions supported:
 
-* Neo4j 4.1
-* Neo4j 4.0
+* Neo4j 4.3
+* Neo4j 4.2
 * Neo4j 3.5
 
 Python versions supported:
@@ -241,4 +241,4 @@ Other Information
 .. _`Example Project`: https://github.com/neo4j-examples/movies-python-bolt
 .. _`Driver Wiki`: https://github.com/neo4j/neo4j-python-driver/wiki
 .. _`Migration Guide - Upgrade Neo4j drivers`: https://neo4j.com/docs/migration-guide/4.0/upgrade-driver/
-.. _`Neo4j Aura`: https://neo4j.com/neo4j-aura/
+.. _`Neo4j Aura`: https://neo4j.com/neo4j-aura/