Adjust changelog files for removed directories

unreleased_11 and unreleased_12 are gone so remove these

also there's no place for the 4065 file to go, this is an old
and very small change and it looks like the file was not published in any
case, so just remove it.

Change-Id: I2b890ac4c7142e7b4462a7f45d7caa856edf3d4f

3 files changed, 0 insertions, 17 deletions

diff --git a/doc/build/changelog/changelog_11.rst b/doc/build/changelog/changelog_11.rst
index d4eef6811..c50322ad1 100644
--- a/doc/build/changelog/changelog_11.rst
+++ b/doc/build/changelog/changelog_11.rst
@@ -22,10 +22,6 @@
 
 
 .. changelog::
-    :version: 1.1.19
-    :include_notes_from: unreleased_11
-
-.. changelog::
     :version: 1.1.18
     :released: March 6, 2018
 
diff --git a/doc/build/changelog/changelog_12.rst b/doc/build/changelog/changelog_12.rst
index 4d8d41bbb..4173cf969 100644
--- a/doc/build/changelog/changelog_12.rst
+++ b/doc/build/changelog/changelog_12.rst
@@ -13,10 +13,6 @@
 
 
 .. changelog::
-    :version: 1.2.20
-    :include_notes_from: unreleased_12
-
-.. changelog::
     :version: 1.2.19
     :released: April 15, 2019
 
diff --git a/doc/build/changelog/unreleased_10/4065.rst b/doc/build/changelog/unreleased_10/4065.rst
deleted file mode 100644
index 375ce8cf1..000000000
--- a/doc/build/changelog/unreleased_10/4065.rst
+++ /dev/null
@@ -1,9 +0,0 @@
-.. change::
-    :tags: bug, mysql
-    :tickets: 4065
-    :versions: 1.2.0b3, 1.1.14
-
-    mysqlclient as of 1.3.11 changed the exception
-    class for a particular disconnect situation from 
-    InterfaceError to InternalError; the disconnection
-    detection logic now accommodates this.