Fixes ESLint errors (#9668)

* fix: apply automatic eslint fixes

* lint: allow hashbang comment for tiddlywiki.js

* lint: first back of manual lint fixes for unused vars

* lint: added more fixes for unused vars

* lint: missed files

* lint: updated eslint config with selected rules from #9669

plugins/tiddlywiki/jszip/startup.js

@@ -68,7 +68,7 @@ function loadZipTiddler(title) {
 					base64: true
 				});
 			} catch(e) {
-				console.log("JSZip error: " + e)
+				console.log("JSZip error: " + e);
 			}
 		}
 		return zip;		
@@ -77,8 +77,8 @@ function loadZipTiddler(title) {
 
 function saveZipTiddler(title,zip) {
 	var data = zip.generate({
-			type: "base64"
-		});
+		type: "base64"
+	});
 	$tw.wiki.addTiddler({
 		title: title,
 		type: "application/zip",