minor #7999 Small grammatical improvement (catchamonkey)

This PR was merged into the 3.3 branch.

Discussion
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Small grammatical improvement

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c694dcb Small grammatical improvement

Author: weaverryan

service_container/alias_private.rst

@@ -72,7 +72,7 @@ However, if a service has been marked as private, you can still alias it
 .. note::
 
     Services are by default public, but it's considered a good practice to mark
-    as much services private as possible.
+    as many services private as possible.
 
 Aliasing
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