Use entities for API ref titles.

Author: Laren-AWS

aws_doc_sdk_examples_tools/config/phrases-code-examples.ent

@@ -179,3 +179,7 @@
 
 <!ENTITY GeoRouteslong 'Amazon Location Service Routes V2'>
 <!ENTITY GeoRoutes 'Location Service Routes V2'>
+
+<!-- Tools for PowerShell -->
+<!ENTITY guide-twp-ref-v4 '&guide-twp-ref; (V4)'>
+<!ENTITY guide-twp-ref-v5 '&guide-twp-ref; (V5)'>

aws_doc_sdk_examples_tools/config/sdks.yaml

@@ -268,7 +268,7 @@ PowerShell:
       guide: "powershell/latest/v4/pstools-welcome.html"
       api_ref:
         uid: "ToolsForPowerShell4"
-        name: "&guide-twp-ref; (V4)"
+        name: "&guide-twp-ref-v4;"
         link_template: "https://docs.aws.amazon.com/powershell/v4/reference"
     5:
       long: "&TWPALLlong; V5"
@@ -279,7 +279,7 @@ PowerShell:
       guide: "powershell/v5/userguide/pstools-welcome.html"
       api_ref:
         uid: "ToolsForPowerShell5"
-        name: "&guide-twp-ref; (V5)"
+        name: "&guide-twp-ref-v5;"
         link_template: "https://docs.aws.amazon.com/powershell/v5/reference"
   guide: "&guide-twp-ug;"
 Python: