net-im/iamb: Remove now useless patch

The time crate was updated, this patch is useless now.

Reported by:		Herbert J. Skuhra <herbert@gojira.at>

net-im/iamb/files/patch-rust-1.80.0

@@ -1,25 +0,0 @@
-From 5b0c627366babea1636b35db641c0fec964ddbd1 Mon Sep 17 00:00:00 2001
-From: David Tolnay <dtolnay@gmail.com>
-Date: Fri, 15 Mar 2024 20:47:22 -0700
-Subject: [PATCH] Delete identity conversion in format_description::parse_owned
- (#671)
-
----
- time/src/format_description/parse/mod.rs | 4 +---
- 1 file changed, 1 insertion(+), 3 deletions(-)
-
-diff --git a/time/src/format_description/parse/mod.rs b/time/src/format_description/parse/mod.rs
-index 1fcc577c9..22ca52591 100644
---- cargo-crates/time-0.3.29/src/format_description/parse/mod.rs
-+++ cargo-crates/time-0.3.29/src/format_description/parse/mod.rs
-@@ -80,9 +80,7 @@ pub fn parse_owned<const VERSION: usize>(
-     let mut lexed = lexer::lex::<VERSION>(s.as_bytes());
-     let ast = ast::parse::<_, VERSION>(&mut lexed);
-     let format_items = format_item::parse(ast);
--    let items = format_items
--        .map(|res| res.map(Into::into))
--        .collect::<Result<Box<_>, _>>()?;
-+    let items = format_items.collect::<Result<Box<_>, _>>()?;
-     Ok(items.into())
- }
-