minor #20895 [Routing] s/annotations/attributes (bastnic)

This PR was merged into the 6.4 branch.

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[Routing] s/annotations/attributes

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89ff8f3 Update routing.rst

Author: javiereguiluz

routing.rst

@@ -2715,7 +2715,7 @@ same URL, but with the HTTPS scheme.
 
 If you want to force a group of routes to use HTTPS, you can define the default
 scheme when importing them. The following example forces HTTPS on all routes
-defined as annotations:
+defined as attributes:
 
 .. configuration-block::