update travis

[m6w6/ext-json_post] / travis / pecl

diff --git a/travis/pecl b/travis/pecl
index 6b7c11b05020541819dbd501dea52d3e2d04aa1e..23c2876aaa0808bcfedc1c5c30da6e8234341a13 160000 (submodule)
--- a/travis/pecl
+++ b/travis/pecl
@@ -1 +1 @@
-Subproject commit 6b7c11b05020541819dbd501dea52d3e2d04aa1e
+Subproject commit 23c2876aaa0808bcfedc1c5c30da6e8234341a13