[F] reportDeprecated

function reportDeprecated(
   program,
   message,
   target): void;

Report a deprecated diagnostic.

Parameters

Parameter	Type	Description
`program`	`Program`	TypeSpec Program.
`message`	`string`	Message describing the deprecation.
`target`	\| `DiagnosticTarget` \| typeof `NoTarget`	Target of the deprecation.

void