fix: wildcard callback URLs blocked by browser-native URL validation (#1359)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: ItalyPaleAle <43508+ItalyPaleAle@users.noreply.github.com>

frontend/src/routes/settings/admin/oidc-clients/oidc-callback-url-input.svelte

@@ -31,7 +31,7 @@
 					<Input
 						aria-invalid={!!error}
 						data-testid={`callback-url-${i + 1}`}
-						type="url"
+						type="text"
 						bind:value={callbackURLs[i]}
 					/>
 					<Button