[fix] prepend svg title id to avoid id starting with num (navikt#1490)

* prepend svg title id to avoid id starting with num

* Update @navikt/core/icons/template.js

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

* dont pass unnecessary arg to useId

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

Author: andnorda

@navikt/core/icons/template.js

@@ -35,8 +35,8 @@ function defaultTemplate(
   ${imports}
   ${interfaces}
   const ${componentName} = React.forwardRef((${props}) => {
-    let titleId: string | undefined = useId(_titleId);
-    titleId = title ? titleId : undefined;
+    let titleId: string | undefined = useId();
+    titleId = title ? _titleId ? _titleId : "title-" + titleId : undefined;
     return ${jsx};
   });
   export default ${componentName}`;