update travis-pecl

diff --git a/travis/pecl b/travis/pecl
index 2d7406d5c003e208d14a6a755e0971e009e57d00..7d1a61ddce20446912ed1d5c988f801903972a34 160000 (submodule)
--- a/travis/pecl
+++ b/travis/pecl
@@ -1 +1 @@
-Subproject commit 2d7406d5c003e208d14a6a755e0971e009e57d00
+Subproject commit 7d1a61ddce20446912ed1d5c988f801903972a34