DynamicTablesPkg: Add support to add Strings to package

Add API to add a String to a package created with NamedPackage API.

Signed-off-by: Jeff Brasen <jbrasen@nvidia.com>
Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>

DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h

@@ -1472,4 +1472,21 @@ AmlCreateCpcNode (
   OUT AML_OBJECT_NODE_HANDLE  *NewCpcNode   OPTIONAL
   );
 
+/** AML code generation to add a NameString to the package in a named node.
+
+
+  @param [in]  NameString     NameString to add
+  @param [in]  NamedNode      Node to add the string to the included package.
+
+  @retval EFI_SUCCESS             Success.
+  @retval EFI_INVALID_PARAMETER   Invalid parameter.
+  @retval EFI_OUT_OF_RESOURCES    Failed to allocate memory.
+**/
+EFI_STATUS
+EFIAPI
+AmlAddNameStringToNamedPackage (
+  IN CHAR8                   *NameString,
+  IN AML_OBJECT_NODE_HANDLE  NamedNode
+  );
+
 #endif // AML_LIB_H_