:wrench: Update submodules

diff --git a/ast b/ast
index 1c926997c46cacddf13085217523a93f36a3b1c5..7497ebfbb141e592ffde20246a01a754a6c31e76 160000 (submodule)
--- a/ast
+++ b/ast
@@ -1 +1 @@
-Subproject commit 1c926997c46cacddf13085217523a93f36a3b1c5
+Subproject commit 7497ebfbb141e592ffde20246a01a754a6c31e76

diff --git a/plug b/plug
index 9fe63d363b74109f2dce1cae20232556aee7d55b..88428160d188e93ff212bd30dc077dd23c704236 160000 (submodule)
--- a/plug
+++ b/plug
@@ -1 +1 @@
-Subproject commit 9fe63d363b74109f2dce1cae20232556aee7d55b
+Subproject commit 88428160d188e93ff212bd30dc077dd23c704236