Add `Suggestion: 'context = runtime.default_context()'`

src/check_expr.cpp

@@ -8076,7 +8076,9 @@ gb_internal ExprKind check_call_expr(CheckerContext *c, Operand *operand, Ast *c
 
 	if (pt->kind == Type_Proc && pt->Proc.calling_convention == ProcCC_Odin) {
 		if ((c->scope->flags & ScopeFlag_ContextDefined) == 0) {
+			ERROR_BLOCK();
 			error(call, "'context' has not been defined within this scope, but is required for this procedure call");
+			error_line("\tSuggestion: 'context = runtime.default_context()'");
 		}
 	}