[tagpr] update CHANGELOG.md

CHANGELOG.md

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+# Changelog
+
+## [v0.5.0](https://github.com/gostaticanalysis/testutil/compare/v0.4.0...v0.5.0) - 2024-11-14
+- Prepend line directive to copied source files and add test by @k1LoW in https://github.com/gostaticanalysis/testutil/pull/10
+- Prepend line directive to copied source files by @usatie in https://github.com/gostaticanalysis/testutil/pull/9
+- Add tagpr and fix testvet by @tenntenn in https://github.com/gostaticanalysis/testutil/pull/11
+- Fix modfile by @tenntenn in https://github.com/gostaticanalysis/testutil/pull/13
+
+## [v0.4.0](https://github.com/gostaticanalysis/testutil/compare/v0.3.1...v0.4.0) - 2021-03-21
+- Add WriteFilesFS by @tenntenn in https://github.com/gostaticanalysis/testutil/pull/3
+
+## [v0.3.1](https://github.com/gostaticanalysis/testutil/compare/v0.3.0...v0.3.1) - 2021-03-03
+- file: add WriteFiles function by @zchee in https://github.com/gostaticanalysis/testutil/pull/1
+- github/workflows: add test workflow by @zchee in https://github.com/gostaticanalysis/testutil/pull/2
+
+## [v0.3.0](https://github.com/gostaticanalysis/testutil/compare/v0.2.0...v0.3.0) - 2020-09-10
+
+## [v0.2.0](https://github.com/gostaticanalysis/testutil/compare/v0.1.0...v0.2.0) - 2020-09-10
+
+## [v0.1.0](https://github.com/gostaticanalysis/testutil/commits/v0.1.0) - 2020-09-09