[gimp-macos-build] cache is not expired yet, so reverting

[Alex Samorukov <asamorukov src gnome org>]

commit ee9bbc841887810a7dc42f6fe54beb998e049345
Author: Oleksii Samorukov <oleksii_samorukov mckinsey com>
Date:   Thu Aug 29 20:46:18 2019 +0200

    cache is not expired yet, so reverting

 .circleci/config.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/.circleci/config.yml b/.circleci/config.yml
index bfda60b..a9a6161 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -54,7 +54,7 @@ jobs:
               - gimp-2.10.12-v1
               - webkit-v11
               - gimp-deps-v1
-              - bootstrap-v1
+              - bootstrap-v12
         - run:
             name: Bootstrap
             # build python2 and re-install libxml2 to use it
@@ -65,7 +65,7 @@ jobs:
         - save_cache:
             paths:
               - ~/gtk
-            key: bootstrap-v1
+            key: bootstrap-v12
         - run:
             name: Build all GIMP dependencies
             command: source ~/.profile && jhbuild build $(jhbuild info gimp|grep '^Requires:'|sed 
's|^Requires:||'|tr -d ',')