fix warning level - github 4764 (#5068)

Co-authored-by: TylerMSFT <[email protected]>

Author: TylerMSFT

docs/error-messages/compiler-warnings/compiler-warning-level-3-c4310.md

@@ -1,12 +1,11 @@
 ---
-description: "Learn more about: Compiler Warning (level 3) C4310"
+description: "Learn more about: Compiler Warning (level 4) C4310"
 title: "Compiler Warning (level 3) C4310"
-ms.date: "11/04/2016"
+ms.date: 10/17/2023
 f1_keywords: ["C4310"]
 helpviewer_keywords: ["C4310"]
-ms.assetid: cba3eca1-f1ed-499c-9243-337446bdbdd8
 ---
-# Compiler Warning (level 3) C4310
+# Compiler Warning (level 4) C4310
 
 cast truncates constant value
 
@@ -15,7 +14,8 @@ A constant value is cast to a smaller type. The compiler performs the cast, whic
 ```cpp
 // C4310.cpp
 // compile with: /W4
-int main() {
+int main()
+{
    long int a;
    a = (char) 128;   // C4310, use value 0-127 to resolve
 }

docs/error-messages/toc.yml

@@ -3606,7 +3606,7 @@ items:
           href: compiler-warnings/compiler-warning-level-2-c4308.md
         - name: Compiler warning (level 2) C4309
           href: compiler-warnings/compiler-warning-level-2-c4309.md
-        - name: Compiler warning (level 3) C4310
+        - name: Compiler warning (level 4) C4310
           href: compiler-warnings/compiler-warning-level-3-c4310.md
         - name: Compiler warning (level 1) C4311
           href: compiler-warnings/compiler-warning-level-1-c4311.md