MONGOCRYPT-688 drop RHEL 6 packaging task (#902)

Author: kevinAlbs

.evergreen/config.yml

@@ -1266,17 +1266,10 @@ buildvariants:
 - name: rhel-62-64-bit
   display_name: "RHEL 6.2 64-bit"
   run_on: rhel62-small
-  expansions:
-    has_packages: true
-    packager_distro: rhel62
-    packager_arch: x86_64
   tasks:
   - build-and-test-and-upload
   - build-and-test-shared-bson
   - test-java
-  - name: publish-packages
-    distros:
-    - rhel70-small
 - name: rhel-70-64-bit
   display_name: "RHEL 7.0 64-bit"
   run_on: rhel70-small

CHANGELOG.md

@@ -1,4 +1,8 @@
 # ChangeLog
+## 1.12.0
+### Removed
+- libmongocrypt is no longer published in the MongoDB package repository for RHEL 6. libmongocrypt may instead be built from source on RHEL 6, but support for RHEL 6 will be dropped in a future release.
+
 ## 1.11.0
 ### New features
 - Support `range` algorithm as stable.
@@ -75,7 +79,7 @@ This release makes backwards breaking changes to Queryable Encryption (QE) behav
 - Set context error state during KMS provider validation.
 ## 1.6.1
 ## Fixed
-- Fix libbson dependency in pkg-config for PPA.
+- Fix libbson dependency in pkg-config for MongoDB repository package.
 ## 1.6.0
 ## New Features
 - Support accessToken to authenticate with Azure.