[SugarCube] Move path-prefix `images/` from `<<image>>`-call to `<<image>>`-source.

Saves space and makes it easier to use online image sources.

Task Processor-version is `75890a468904fa49775413c238f0b4e5a8d88c02`.

qsrc2tw/twine-code/macros/image.ts

@@ -2,7 +2,7 @@ Macro.add('image', {
 	skipArgs : false,
 	handler  : function () {
 		try{
-			$(this.output).wiki(`<img src="${this.args[0]}"/>`);
+			$(this.output).wiki(`<img src="images/${this.args[0]}"/>`);
 		}
 		catch (ex) {
 			return this.error('ERROR in JUMPMARKER-widget: ' + ex.message);