Point to DMI.Create from RUC message on StackFrame.GetMethod (#103400)

Should help discoverability.

Author: MichalStrehovsky

src/coreclr/nativeaot/System.Private.CoreLib/src/System/Diagnostics/StackFrame.NativeAot.cs

@@ -39,7 +39,7 @@ public partial class StackFrame
         /// <summary>
         /// Returns the method the frame is executing
         /// </summary>
-        [RequiresUnreferencedCode("Metadata for the method might be incomplete or removed")]
+        [RequiresUnreferencedCode("Metadata for the method might be incomplete or removed. Consider using " + nameof(DiagnosticMethodInfo) + "." + nameof(DiagnosticMethodInfo.Create) + " instead")]
         public virtual MethodBase? GetMethod()
         {
             TryInitializeMethodBase();

src/libraries/System.Diagnostics.StackTrace/ref/System.Diagnostics.StackTrace.cs

@@ -181,7 +181,7 @@ public StackFrame(string? fileName, int lineNumber, int colNumber) { }
         public virtual int GetFileLineNumber() { throw null; }
         public virtual string? GetFileName() { throw null; }
         public virtual int GetILOffset() { throw null; }
-        [System.Diagnostics.CodeAnalysis.RequiresUnreferencedCodeAttribute("Metadata for the method might be incomplete or removed")]
+        [System.Diagnostics.CodeAnalysis.RequiresUnreferencedCodeAttribute("Metadata for the method might be incomplete or removed. Consider using DiagnosticMethodInfo.Create instead")]
         public virtual System.Reflection.MethodBase? GetMethod() { throw null; }
         public virtual int GetNativeOffset() { throw null; }
         public override string ToString() { throw null; }

src/libraries/System.Private.CoreLib/src/System/Diagnostics/StackFrame.cs

@@ -138,7 +138,7 @@ public StackFrame(string? fileName, int lineNumber, int colNumber)
         /// <summary>
         /// Returns the method the frame is executing
         /// </summary>
-        [RequiresUnreferencedCode("Metadata for the method might be incomplete or removed")]
+        [RequiresUnreferencedCode("Metadata for the method might be incomplete or removed. Consider using " + nameof(DiagnosticMethodInfo) + "." + nameof(DiagnosticMethodInfo.Create) + " instead")]
         public virtual MethodBase? GetMethod()
         {
             return _method;