Update Certificate Manager callout

Author: tashian

step-ca/README.mdx

@@ -31,7 +31,7 @@ Teams use `step-ca` to:
   <div>
     To get up and running quickly, or as an alternative to running your own
     <Code>step-ca</Code> server, consider creating a
-    <a href="https://smallstep.com/signup?product=cm">free hosted smallstep Certificate Manager authority</a>.
+    <a href="https://smallstep.com/signup?product=cm">hosted Smallstep authority</a>.
   </div>
 </Alert>
 

step-ca/getting-started.mdx

@@ -37,7 +37,7 @@ Here are some of the most popular options:
   <AlertTitle>Don&apos;t want to run your own CA?</AlertTitle>
   <div>
     To get up and running quickly, consider creating a{' '}
-    <a href="https://smallstep.com/signup?product=cm">free hosted smallstep Certificate Manager authority</a>.
+    <a href="https://smallstep.com/signup?product=cm">hosted Smallstep authority</a>.
   </div>
 </Alert>