Revert "Maintain compatibility with rust-packaging v21 on EPEL 9"

This reverts commit e24286e0bf.

rust-bat.spec

@@ -18,7 +18,7 @@ Source:         %{crates_source}
 Patch:          bat-fix-metadata.diff
 Patch:          0001-port-from-path_abs-to-path-absolutize.patch
 
-BuildRequires:  rust-packaging >= 21
+BuildRequires:  rust-packaging >= 23
 
 %global _description %{expand:
 Cat(1) clone with wings.}
@@ -42,6 +42,7 @@ Summary:        %{summary}
 # Unlicense or MIT
 # zlib or ASL 2.0 or MIT
 License:        ASL 2.0 and BSD and CC0 and GPLv2 with exceptions and LGPLv3+ and MIT
+# LICENSE.dependencies contains a full license breakdown
 
 %description -n %{crate} %{_description}
 
@@ -49,6 +50,7 @@ License:        ASL 2.0 and BSD and CC0 and GPLv2 with exceptions and LGPLv3+ an
 %license LICENSE-APACHE
 %license LICENSE-MIT
 %license NOTICE
+%license LICENSE.dependencies
 %doc CHANGELOG.md
 %doc CONTRIBUTING.md
 %doc README.md
@@ -305,6 +307,8 @@ use the "wild" feature of the "%{crate}" crate.
 
 %build
 %cargo_build
+%cargo_license_summary
+%{cargo_license} > LICENSE.dependencies
 
 %install
 %cargo_install