update travis-pecl

diff --git a/travis/pecl b/travis/pecl
index 5e781dcbd19aac1bc3a31b3187fd42011e70dd3d..90af692cb807f63c4d4e943ff4699dc9637728fb 160000 (submodule)
--- a/travis/pecl
+++ b/travis/pecl
@@ -1 +1 @@
-Subproject commit 5e781dcbd19aac1bc3a31b3187fd42011e70dd3d
+Subproject commit 90af692cb807f63c4d4e943ff4699dc9637728fb