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improve panic message for slice windows and chunks before: ```text thread 'main' panicked at 'size is zero', /rustc/1e225413a21fa69570bd3fefea9eb05e33f8b917/library/core/src/slice/mod.rs:809:44 ``` ```text thread 'main' panicked at 'assertion failed: `(left != right)` left: `0`, right: `0`: chunks cannot have a size of zero', /rustc/1e225413a21fa69570bd3fefea9eb05e33f8b917/library/core/src/slice/mod.rs:843:9 ``` after: ```text thread 'main' panicked at 'chunk size must be non-zero', src/main.rs:4:22 ``` fixes https://github.com/rust-lang/rust/issues/107437