lakitu: Enable PPP loadable modules

PPP was disabled because of CVE-2020-14416. Upstream
fix is already in our kernel.
However, some customers are using PPP for their
VPN service. We need to bring them back.

BUG=b/170439985
TEST=tryjob
RELEASE_NOTE=Added PPP loadable modules back.

Change-Id: I46b6e5eb59518ec8563d7b7c3c6e603b297452b7
diff --git a/overlay-lakitu/sys-kernel/lakitu-kernel-4_19/files/base.config b/overlay-lakitu/sys-kernel/lakitu-kernel-4_19/files/base.config
index 4557827..786b538 100644
--- a/overlay-lakitu/sys-kernel/lakitu-kernel-4_19/files/base.config
+++ b/overlay-lakitu/sys-kernel/lakitu-kernel-4_19/files/base.config
@@ -1976,7 +1976,17 @@
 # CONFIG_TERANETICS_PHY is not set
 # CONFIG_VITESSE_PHY is not set
 # CONFIG_XILINX_GMII2RGMII is not set
-# CONFIG_PPP is not set
+CONFIG_PPP=m
+# CONFIG_PPP_BSDCOMP is not set
+# CONFIG_PPP_DEFLATE is not set
+# CONFIG_PPP_FILTER is not set
+# CONFIG_PPP_MPPE is not set
+# CONFIG_PPP_MULTILINK is not set
+# CONFIG_PPPOE is not set
+CONFIG_PPP_ASYNC=m
+# CONFIG_PPP_SYNC_TTY is not set
+# CONFIG_SLIP is not set
+CONFIG_SLHC=m
 
 #
 # Host-side USB support is needed for USB Network Adapter support
diff --git a/overlay-lakitu/sys-kernel/lakitu-kernel-4_19/lakitu-kernel-4_19-4.19.127-r537.ebuild b/overlay-lakitu/sys-kernel/lakitu-kernel-4_19/lakitu-kernel-4_19-4.19.127-r538.ebuild
similarity index 100%
rename from overlay-lakitu/sys-kernel/lakitu-kernel-4_19/lakitu-kernel-4_19-4.19.127-r537.ebuild
rename to overlay-lakitu/sys-kernel/lakitu-kernel-4_19/lakitu-kernel-4_19-4.19.127-r538.ebuild
diff --git a/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/files/base.config b/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/files/base.config
index ffe8675..c44d9dd 100644
--- a/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/files/base.config
+++ b/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/files/base.config
@@ -2063,8 +2063,17 @@
 # CONFIG_TERANETICS_PHY is not set
 # CONFIG_VITESSE_PHY is not set
 # CONFIG_XILINX_GMII2RGMII is not set
-# CONFIG_PPP is not set
+CONFIG_PPP=m
+# CONFIG_PPP_BSDCOMP is not set
+# CONFIG_PPP_DEFLATE is not set
+# CONFIG_PPP_FILTER is not set
+# CONFIG_PPP_MPPE is not set
+# CONFIG_PPP_MULTILINK is not set
+# CONFIG_PPPOE is not set
+CONFIG_PPP_ASYNC=m
+# CONFIG_PPP_SYNC_TTY is not set
 # CONFIG_SLIP is not set
+CONFIG_SLHC=m
 
 #
 # Host-side USB support is needed for USB Network Adapter support
diff --git a/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.70-r41.ebuild b/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.70-r42.ebuild
similarity index 100%
rename from overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.70-r41.ebuild
rename to overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.70-r42.ebuild