DOC: update docs for new behavior of FIND queries (more)

src/doc/high_level_api.rst

@@ -60,7 +60,7 @@ it using its high level representation:
 
    from caosdb.high_level_api import query
 
-   res = query("FIND Record Experiment")
+   res = query("FIND Experiment")
    experiment = res[0]
    # Use a property:
    print(experiment.date)
@@ -80,7 +80,7 @@ series of commands to achieve the same result:
 
    import caosdb as db
 
-   res = db.execute_query("FIND Record Experiment")
+   res = db.execute_query("FIND Experiment")
    output = res.get_property("output")
    output_file = db.File(id=output.value[0].id).retrieve()
    print(output_file.path)