minor symfony#23220 Remove duplicate changelog entries (jdreesen)

This PR was merged into the 3.4 branch.

Discussion
----------

Remove duplicate changelog entries

| Q             | A
| ------------- | ---
| Branch?       | 3.4 <!-- see comment below -->
| Bug fix?      | no
| New feature?  | no <!-- don't forget updating src/**/CHANGELOG.md files -->
| BC breaks?    | no
| Deprecations? | no <!-- don't forget updating UPGRADE-*.md files -->
| Tests pass?   | yes
| Fixed tickets | N/A  <!-- #-prefixed issue number(s), if any -->
| License       | MIT
| Doc PR        | N/A  <!--highly recommended for new features-->

Commits
-------

93e6e95 Remove duplicate changelog entries

Author: fabpot

src/Symfony/Bundle/FrameworkBundle/CHANGELOG.md

@@ -6,8 +6,6 @@ CHANGELOG
 
  * Removed `doctrine/cache` from the list of required dependencies in `composer.json`
  * Deprecated `validator.mapping.cache.doctrine.apc` service
- * Deprecated using the `KERNEL_DIR` environment variable with `KernelTestCase::getKernelClass()`.
- * Deprecated the `KernelTestCase::getPhpUnitXmlDir()` and `KernelTestCase::getPhpUnitCliConfigArgument()` methods.
  * The `symfony/stopwatch` dependency has been removed, require it via `composer
    require symfony/stopwatch` in your `dev` environment.
  * Deprecated using the `KERNEL_DIR` environment variable with `KernelTestCase::getKernelClass()`.