GEODE-10099: Bump version to 1.12.10

As part of the Geode Release Process, the geode-examples build number
must be rolled forward as work begins on the next release
diff --git a/gradle.properties b/gradle.properties
index 1b18398..eaa0869 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-version = 1.12.9-build.0
+version = 1.12.10-build.0
 geodeVersion = 1.12.+
 
 # release properties, set these on the command line to validate against