Update TOC and fix allowlist (#10808)

Author: sdwheeler

reference/docs-conceptual/toc.yml

@@ -247,6 +247,8 @@ items:
     items:
       - name: Overview
         href: whats-new/overview.yml
+      - name: What's new in PowerShell 7.5
+        href: whats-new/what-s-new-in-powershell-75.md
       - name: What's new in PowerShell 7.4
         href: whats-new/what-s-new-in-powershell-74.md
       - name: What's new in PowerShell 7.3

reference/docs-conceptual/whats-new/What-s-New-in-PowerShell-75.md

@@ -69,7 +69,7 @@ Many thanks to **@ArmaanMcleod** and others for all their work to improve tab co
 ## Engine improvements
 
 - Add telemetry to check for specific tags when importing a module ([#20371][20371])
-- Add `PSAdapter` and `ConsoleGuiTools` to module load telemetry whitelist ([#20641][20641])
+- Add `PSAdapter` and `ConsoleGuiTools` to module load telemetry allowlist ([#20641][20641])
 - Add Winget module to track usage ([#21040][21040])
 - Ensure the filename is not null when logging WDAC ETW events ([#20910][20910]) (Thanks
   @jborean93!)