Fix typo with correct capitalization

Closes gh-8406

Author: souphorn

docs/manual/src/docs/asciidoc/_includes/servlet/authorization/architecture.adoc

@@ -41,7 +41,7 @@ A pre-invocation decision on whether the invocation is allowed to proceed is mad
 [[authz-access-decision-manager]]
 ==== The AccessDecisionManager
 The `AccessDecisionManager` is called by the `AbstractSecurityInterceptor` and is responsible for making final access control decisions.
-the `AccessDecisionManager` interface contains three methods:
+The `AccessDecisionManager` interface contains three methods:
 
 [source,java]
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