Fix: small error

Signed-off-by: 0xflotus <0xflotus@gmail.com>

docs/selecting-a-datastore.md

@@ -20,7 +20,7 @@ Datastore for storing and accessing data in a [Cockroach DB](https://github.com/
 
 Caveats:
 
-- Setup and maintanence complexity of the Cockroach DB cluster
+- Setup and maintenance complexity of the Cockroach DB cluster
 
 ### Running with CockroachDB datastore
 
@@ -119,4 +119,4 @@ Optional Parameters:
 |---------------------------------------|-------------------------------------------------------------------------------------|----------------------------------------------|
 | `datastore-revision-fuzzing-duration` | Sets a fuzzing window on all zookies/zedtokens                                      | `--datastore-revision-fuzzing-duration=50ms` |
 | `datastore-gc-window`                 | Sets the window outside of which overwritten relationships are no longer accessible | `--datastore-gc-window=1s`                   |
-| `datastore-readonly`                  | Places the datastore into readonly mode                                             | `--datastore-readonly=true`                  |
+| `datastore-readonly`                  | Places the datastore into readonly mode                                             | `--datastore-readonly=true`                  |