[gimp-macos-build] Update gimp version

[Alex Samorukov <asamorukov src gnome org>]

commit 6632fd2e6a0253e301ceb59f4d1002829687a532
Author: Oleksii Samorukov <oleksii_samorukov mckinsey com>
Date:   Sun Feb 23 19:20:59 2020 +0100

    Update gimp version

 .circleci/config.yml | 4 ++--
 ChangeLog.md         | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/.circleci/config.yml b/.circleci/config.yml
index 1d19d55..0d1b63b 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -57,7 +57,7 @@ jobs:
         # we can try to make it automatically depended on the corresponding modules
         - restore_cache:
             keys:
-              - gimp-2.10.16-v1
+              - gimp-2.10.18-v1
               - webkit-v19
               - gimp-deps-v8
               - bootstrap-v18
@@ -114,7 +114,7 @@ jobs:
         - save_cache:
             paths:
               - ~/gtk
-            key: gimp-2.10.16-v1
+            key: gimp-2.10.18-v1
         - run:
             name: Importing signing certificate
             command: |
diff --git a/ChangeLog.md b/ChangeLog.md
index 8186944..4e5b3d2 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,6 +1,6 @@
 ## macOS specific changes
 
-### gimp-2.10.16-x86_64.dmg
+### gimp-2.10.18-x86_64.dmg
 
 - Fix GIMP print dialog location
 - Glib - fixed error which was crashing gimp in the file open dialog (MR accepted by upstream)