fix casing

Author: TylerMSFT

docs/debugger/toc.yml

@@ -432,7 +432,7 @@
         href: debugging-preparation-visual-cpp-project-types.md
       - name: Debug optimized code
         href: how-to-debug-optimized-code.md
-      - name: C++ Dynamic debugging
+      - name: C++ Dynamic Debugging
         href: cpp-dynamic-debugging.md
       - name: DebugBreak and __debugbreak
         href: debugbreak-and-debugbreak.md