Update apm-spaces.asciidoc

docs/en/observability/apm/security/data-security/apm-spaces.asciidoc

@@ -246,7 +246,7 @@ POST /_aliases?pretty
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 === Step 2: Create {kib} spaces
 
-Next, you'll need to create a {Kib} space for each service environment.
+Next, you'll need to create a {kib} space for each service environment.
 To open **Spaces**, find **Stack Management** in the main menu or use the {kibana-ref}/introduction.html#kibana-navigation-search[global search field].
 To create a new space, click **Create a space**.
 For this guide, we've created two Kibana spaces, one named `production` and one named `staging`.