esp32: update libphy.a to fix interrupt watchdog when WiFi and BT run at

the same time and both enable modem sleep

diff --git a/components/esp32/lib b/components/esp32/lib
index 74ae61b24770d1386bbc8fd494be6d45d0e2f4ae..7979a13169e482c30fbc56993343061605d70143 160000 (submodule)
--- a/components/esp32/lib
+++ b/components/esp32/lib
@@ -1 +1 @@
-Subproject commit 74ae61b24770d1386bbc8fd494be6d45d0e2f4ae
+Subproject commit 7979a13169e482c30fbc56993343061605d70143