Apply suggestions from code review

Co-authored-by: David Stansby <[email protected]>

Author: maxrjones

changes/2693.bugfix.rst

@@ -1,6 +1,5 @@
 Implement open() for LoggingStore
 LoggingStore is now a generic class.
-Add _is_open property and setter for WrapperStore
 Use stdout rather than stderr as the default stream for LoggingStore
 Ensure that ZipStore is open before getting or setting any values
 Update equality for LoggingStore and WrapperStore such that the types must be equal.
@@ -10,5 +9,5 @@ Test using Store as a context manager in StoreTests
 Match the errors raised by read only stores in StoreTests
 Test that a ValueError is raise for invalid byte range syntax in StoreTests
 Test getsize() and getsize_prefix() in StoreTests
-Test the error raise for invalid buffer arguments in StoreTests
+Test the error raised for invalid buffer arguments in StoreTests
 Test that data can be written to a store that's not yet open using the store.set method in StoreTests