Fix release channel name

rust.spec

@@ -12,7 +12,7 @@
 
 Name:                rust
 Version:             1.71.0
-Release:             2
+Release:             3
 Summary:             The Rust Programming Language
 License:             (ASL 2.0 or MIT) and (BSD and MIT)
 URL:                 https://www.rust-lang.org
@@ -330,7 +330,7 @@ fi
   --enable-vendor \
   --enable-verbose-tests \
   %{?codegen_units_std} \
-  --release-channel=%{channel}
+  --release-channel=stable
 %{python} ./x.py build -j "$ncpus" --stage 2
 %{python} ./x.py doc --stage 2
 
@@ -493,6 +493,9 @@ export %{rust_env}
 %{_mandir}/man1/cargo*.1*
 
 %changelog
+* Sun Jul 30 2023 Funda Wang <fundawang@yeah.net> - 1.71.0-3
+- Fix release channel name
+
 * Sun Jul 30 2023 Funda Wang <fundawang@yeah.net> - 1.71.0-2
 - Use local mirror for speed up