i#7798: Release 11.91 fix (#7807)

PR #7799 missed increasing the minor version to
91 for creating a new release, causing the weekly
GitHub CI to fail. Increasing here.

Issue #7798

Author: edeiana

.github/workflows/ci-package.yml

@@ -366,7 +366,7 @@ jobs:
       # XXX: See x86 job comments on sharing the default ver# with CMakeLists.txt.
       run: |
         if test -z "${{ github.event.inputs.version }}"; then
-          export VERSION_NUMBER="11.90.$((`git log -n 1 --format=%ct` / (60*60*24)))"
+          export VERSION_NUMBER="11.91.$((`git log -n 1 --format=%ct` / (60*60*24)))"
           export PREFIX="cronbuild-"
         else
           export VERSION_NUMBER=${{ github.event.inputs.version }}