chore: update frontend dependencies within their semver ranges

SvelteKit 2.53 to 2.70 renamed the remote form enhance callback's `form` to
`element`, which would have thrown on reset in the signup, device, library and
cover forms.

frontend/src/lib/components/forms/device-create-form.svelte

@@ -13,7 +13,7 @@
 </script>
 
 <form
-	{...createDevice.enhance(async ({ form, submit }) => {
+	{...createDevice.enhance(async ({ element, submit }) => {
 		try {
 			await submit();
 
@@ -24,7 +24,7 @@
 
 			const deviceName = createDevice.fields.name.value();
 
-			form.reset();
+			element.reset();
 			toast.success(`Device '${deviceName}' created`);
 			onSuccess?.();
 		} catch (error) {

frontend/src/lib/components/forms/edit-book/edit-cover.svelte

@@ -50,10 +50,10 @@
 
 	<form
 		bind:this={formEl}
-		{...updateBookCover.enhance(async ({ submit, form }) => {
+		{...updateBookCover.enhance(async ({ submit, element }) => {
 			try {
 				await submit();
-				form.reset();
+				element.reset();
 				// Deliberately does not close the dialog. The cover is one panel of a
 				// larger form now, and closing here would throw away metadata edits
 				// the reader has not saved yet.

frontend/src/lib/components/forms/library-create-form.svelte

@@ -23,7 +23,7 @@
 		</Dialog.Header>
 
 		<form
-			{...createLibrary.enhance(async ({ form, submit }) => {
+			{...createLibrary.enhance(async ({ element, submit }) => {
 				try {
 					await submit();
 
@@ -35,7 +35,7 @@
 
 					const libraryName = createLibrary.fields.name.value();
 
-					form.reset();
+					element.reset();
 					selectedIcon = 'library';
 					open = false;
 					toast.success(`Library '${libraryName}' created.`);

frontend/src/lib/components/forms/signup-form.svelte

@@ -17,7 +17,7 @@
 	</Card.Header>
 
 	<form
-		{...signup.enhance(async ({ submit, form }) => {
+		{...signup.enhance(async ({ submit, element }) => {
 			try {
 				await submit();
 
@@ -29,7 +29,7 @@
 
 				// Move to login tab on success
 				// TODO: Fix previous errors showing on login form
-				form.reset();
+				element.reset();
 				toast.success('Successfully registered!');
 				login.fields.set({ email: '', password: '' });
 				login.validate();

frontend/src/lib/components/ui/file-drop-zone/types.ts

@@ -6,9 +6,7 @@ import type { WithChildren } from 'bits-ui';
 import type { HTMLInputAttributes } from 'svelte/elements';
 
 export type FileRejectedReason =
-	| 'Maximum file size exceeded'
-	| 'File type not allowed'
-	| 'Maximum files uploaded';
+	'Maximum file size exceeded' | 'File type not allowed' | 'Maximum files uploaded';
 
 export type FileDropZonePropsWithoutHTML = WithChildren<{
 	ref?: HTMLInputElement | null;