feat(datasource/rpm): add support for rpm datasource (renovatebot#36119)

Author: Devinwong

lib/modules/datasource/api.ts

@@ -61,6 +61,7 @@ import { PuppetForgeDatasource } from './puppet-forge';
 import { PypiDatasource } from './pypi';
 import { PythonVersionDatasource } from './python-version';
 import { RepologyDatasource } from './repology';
+import { RpmDatasource } from './rpm';
 import { RubyVersionDatasource } from './ruby-version';
 import { RubygemsDatasource } from './rubygems';
 import { SbtPackageDatasource } from './sbt-package';
@@ -139,6 +140,7 @@ api.set(PuppetForgeDatasource.id, new PuppetForgeDatasource());
 api.set(PypiDatasource.id, new PypiDatasource());
 api.set(PythonVersionDatasource.id, new PythonVersionDatasource());
 api.set(RepologyDatasource.id, new RepologyDatasource());
+api.set(RpmDatasource.id, new RpmDatasource());
 api.set(RubyVersionDatasource.id, new RubyVersionDatasource());
 api.set(RubygemsDatasource.id, new RubygemsDatasource());
 api.set(SbtPackageDatasource.id, new SbtPackageDatasource());