fix: grammar and typos in IAM Identity Center section (#865)

Co-authored-by: Claude Haiku 4.5 <noreply@anthropic.com>

Author: Benbentwo

docs/jumpstart/action-items.mdx

@@ -59,7 +59,7 @@ Before we can get started, here's the minimum information we need from you.
   <Step>
     ### <StepNumber/> AWS IAM Identity Center (AWS SSO)
 
-    In order connect your chosen IdP to AWS IAM Identity Center (AWS SSO), we will to configure your provider and create a metadata file. Please follow the relevant linked guide and follow the steps for the Identity Provider. All steps in AWS will be handled by Cloud Posse.
+    In order to connect your chosen IdP to AWS IAM Identity Center (AWS SSO), we will need to configure your provider and create a metadata file. Please follow the relevant linked guide and follow the steps for the Identity Provider. All steps in AWS will be handled by Cloud Posse.
 
     Please also provision a single test user in your IdP for Cloud Posse to use for testing and add those user credentials to 1Password.