refactor(scm): use scm for getFileList, checkoutBranch (#22006)

lib/modules/manager/gradle/artifacts.spec.ts

lib/modules/manager/gradle/artifacts.ts

lib/modules/manager/nuget/artifacts.spec.ts

lib/modules/manager/nuget/package-tree.spec.ts

lib/modules/manager/nuget/package-tree.ts

lib/modules/platform/default-scm.spec.ts

lib/modules/platform/default-scm.ts

lib/modules/platform/types.ts

...workers/repository/config-migration/branch/create.spec.ts

lib/workers/repository/config-migration/branch/create.ts

lib/workers/repository/config-migration/branch/index.spec.ts

lib/workers/repository/config-migration/branch/index.ts

.../repository/config-migration/branch/migrated-data.spec.ts

...rkers/repository/config-migration/branch/migrated-data.ts

...workers/repository/config-migration/branch/rebase.spec.ts

lib/workers/repository/config-migration/branch/rebase.ts

lib/workers/repository/extract/index.spec.ts

lib/workers/repository/extract/index.ts

lib/workers/repository/init/merge.spec.ts

lib/workers/repository/init/merge.ts