Update dependency rust-nightly to v2026-05-15 (#2977)

* Update dependency rust-nightly to v2026-05-15

* Fix clippy

* Fix fmt

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: FooIbar <118464521+FooIbar@users.noreply.github.com>

app/src/main/rust/src/parser/list.rs

@@ -128,13 +128,13 @@ fn parse_gallery_info(node: &Node, parser: &Parser) -> Option<BaseGalleryInfo> {
         .collect();
     let (thumb, (thumb_height, thumb_width)) =
         match tag.query_selector(parser, "[data-src]")?.next() {
-            None => match tag.query_selector(parser, "[src]")?.next() {
-                None => return None,
-                Some(thumb) => (
+            None => {
+                let thumb = tag.query_selector(parser, "[src]")?.next()?;
+                (
                     get_node_handle_attr(&thumb, parser, "src")?,
                     parse_thumb_resolution(get_node_handle_attr(&thumb, parser, "style")?),
-                ),
-            },
+                )
+            }
             Some(thumb) => (
                 get_node_handle_attr(&thumb, parser, "data-src")?,
                 parse_thumb_resolution(get_node_handle_attr(&thumb, parser, "style")?),

rust-toolchain.toml

@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2026-04-01"
+channel = "nightly-2026-05-15"
 components = ["rustfmt", "clippy", "rust-src"]
 targets = ["aarch64-linux-android", "x86_64-linux-android"]
 profile = "minimal"