lang/rust: Update patch for git2-rs

Tested by:	michaelo
Approved by:	otis (mentor), mikael (rust maintainer)
MFH:		2025Q4
Differential Revision:	https://reviews.freebsd.org/D52988

Author: michael-o

lang/rust/Makefile

@@ -1,6 +1,6 @@
 PORTNAME=	rust
 PORTVERSION?=	1.90.0
-PORTREVISION?=	0
+PORTREVISION?=	1
 CATEGORIES=	lang
 MASTER_SITES=	https://static.rust-lang.org/dist/:src \
 		https://dev-static.rust-lang.org/dist/:src \

lang/rust/files/patch-vendor_git2-0.19.0_src_lib.rs renamed to lang/rust/files/patch-vendor_git2-0.20.2_src_lib.rs

@@ -1,5 +1,5 @@
---- vendor/git2-0.20.0/src/lib.rs.orig	2025-02-21 20:02:44 UTC
-+++ vendor/git2-0.20.0/src/lib.rs
+--- vendor/git2-0.20.2/src/lib.rs.orig	2025-02-21 20:02:44 UTC
++++ vendor/git2-0.20.2/src/lib.rs
 @@ -759,6 +759,7 @@ fn init() {
      unix,
      not(target_os = "macos"),