Update toc.yml

Author: yiannismavridis

support/power-platform/power-automate/toc.yml

@@ -110,6 +110,8 @@
       href: desktop-flows/environment-load-fails-insufficient-permissions-after-2-46.md
     - name: Error communicating with the emulator using Micro Focus Reflection Desktop
       href: desktop-flows/error-communicating-with-the-emulator.md
+    - name: Error "Expression couldn't be evaluated" when using direct encrypted text
+      href: desktop-flows/error-expression-could-not-be-evaluated.md
     - name: Errors when running desktop flows including Excel actions
       href: desktop-flows/troubleshoot-excel-errors.md
     - name: Errors when running attended or unattended desktop flows