Update changelog

Signed-off-by: Nathan Rebours <nathan.rebours@ocamlpro.com>

Author: NathanReb

master_changes.md

@@ -15,6 +15,7 @@ users)
 
 ## Global CLI
   * Update Kate's email address [#6808 @kit-ty-kate]
+  * Do not use `chdir` anymore [#6910 @NathanReb]
 
 ## Plugins
 
@@ -228,6 +229,7 @@ users)
   * `OpamSysPkg`: add `availability_mode` type to indicate the availability of system packages on a given system [#6489 @arozovyk]
   * `OpamSysPkg`: add `equal_availability_mode` function [#6489 @arozovyk]
   * `OpamTypes`: change `result` type name to `solver_result` to avoid conflicts with Stdlib [#6885 @rjbou]
+  * `OpamFilter.expand_interpolations_in_file`: added a `dir: dirname option` argument [#6910 @NathanReb]
 
 ## opam-core
   * `OpamCmdliner` was added. It is accessible through a new `opam-core.cmdliner` sub-library [#6755 @kit-ty-kate]
@@ -243,3 +245,10 @@ users)
   * `OpamSystem`: add `is_dir_read_only` [#6489 @rjbou]
   * `OpamFilename`: add `is_dir_read_only` [#6489 @rjbou]
   * `OpamFilename.might_escape`: ensure / is detected as a file separator when called with `~sep:Unspecified` on Windows [#6897 @kit-ty-kate]
+  * `OpamFilename.in_dir`: removed [#6910 @NathanReb]
+  * `OpamSystem.in_tmp_dir`: removed [#6910 @NathanReb]
+  * `OpamSystem.in_dir`: removed [#6910 @NathanReb]
+  * `OpamSystem.chdir`: removed [#6910 @NathanReb]
+  * `OpamSystem.command`: added a `?dir: dirname` optional arg [#6910 @NathanReb]
+  * `OpamSystem.commands`: added a `?dir: dirname` optional arg [#6910 @NathanReb]
+  * `OpamSystem.read_command_output`: added a `?dir: dirname` optional arg [#6910 @NathanReb]