Update ChangeLog

ChangeLog-7.3.md

@@ -6,6 +6,14 @@ All notable changes of the PHPUnit 7.3 release series are documented in this fil
 
 ### Added
 
+* Implemented [#3147](https://github.com/sebastianbergmann/phpunit/pull/3147): Support for running tests first that failed in a previous run
+  * Implemented `cacheResult` configuration directive and `--cache-result` CLI option to control test result cache required for "run defects first" functionality (disabled by default)
+  * Implemented `cacheResultFile` configuration directive and `--cache-result-file` CLI option to configure test result cache file (default: `.phpunit.result.cache`)
+  * Implemented `stopOnDefect` configuration directive and `--stop-on-defect` CLI option for aborting test suite execution upon first defective test
+  * Implemented `executionOrder` configuration directive and `--order-by` CLI option for sorting the test suite before execution
+  * The `--order-by=random` CLI option should now be used instead of `--random-order`
+  * The `--order-by=depends` CLI option should now be used instead of `--resolve-dependencies`
+  * The `--order-by=reverse` CLI option should now be used instead of `--reverse-order`
 * Implemented [#3161](https://github.com/sebastianbergmann/phpunit/pull/3161): Support for indexed arrays in `PHPUnit\Framework\Constraint\ArraySubset`
 
 [7.3.0]: https://github.com/sebastianbergmann/phpunit/compare/7.2...7.3.0