reintroduce accidentally dropped no_extern_crate_alloc feature

miniz_oxide-fix-metadata.diff

@@ -1,6 +1,6 @@
 --- miniz_oxide-0.4.3/Cargo.toml	2020-10-07T15:20:30+00:00
-+++ miniz_oxide-0.4.3/Cargo.toml	2020-10-26T19:10:01.960509+00:00
++++ miniz_oxide-0.4.3/Cargo.toml	2020-11-07T17:52:19.058796+00:00
-@@ -32,22 +32,5 @@
+@@ -32,22 +32,8 @@
  version = "0.2.3"
  default-features = false
  
@@ -19,7 +19,7 @@
 -package = "rustc-std-workspace-core"
  [build-dependencies.autocfg]
  version = "1.0"
--
+ 
--[features]
+ [features]
--no_extern_crate_alloc = []
+ no_extern_crate_alloc = []
 -rustc-dep-of-std = ["core", "alloc", "compiler_builtins", "adler/rustc-dep-of-std"]

rust-miniz_oxide.spec

@@ -1,4 +1,4 @@
-# Generated by rust2rpm 13
+# Generated by rust2rpm 15
 %bcond_without check
 %global debug_package %{nil}
 
@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}
 Version:        0.4.3
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        DEFLATE compression and decompression library rewritten in Rust based on miniz
 
 # Upstream license specification: MIT OR Zlib OR Apache-2.0
@@ -55,6 +55,18 @@ which use "default" feature of "%{crate}" crate.
 %files       -n %{name}+default-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
 
+%package     -n %{name}+no_extern_crate_alloc-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+no_extern_crate_alloc-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "no_extern_crate_alloc" feature of "%{crate}" crate.
+
+%files       -n %{name}+no_extern_crate_alloc-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
 %prep
 %autosetup -n %{crate}-%{version_no_tilde} -p1
 # remove executable bit from build.rs, which breaks brp-mangle-shebangs
@@ -76,6 +88,9 @@ chmod -x build.rs
 %endif
 
 %changelog
+* Sat Nov 07 2020 Fabio Valentini <decathorpe@gmail.com> - 0.4.3-2
+- Reintroduce accidentally dropped no_extern_crate_alloc feature.
+
 * Mon Oct 26 2020 Fabio Valentini <decathorpe@gmail.com> - 0.4.3-1
 - Update to version 0.4.3.