Add Linux 5.7.7

This change updates the kernel to Linux 5.7.7 based on Ubuntu 5.7.0-14.15

Makefile

@@ -1,7 +1,7 @@
 # also bump pve-kernel-meta if either of MAJ.MIN, PATCHLEVEL or KREL change
 KERNEL_MAJ=5
 KERNEL_MIN=7
-KERNEL_PATCHLEVEL=2
+KERNEL_PATCHLEVEL=7
 # increment KREL if the ABI changes (abicheck target in debian/rules)
 # rebuild packages with new KREL and run 'make abiupdate'
 KREL=1

debian/changelog

@@ -1,3 +1,9 @@
+pve-edge-kernel (5.7.7-1) edge; urgency=medium
+
+  * update to Linux 5.7.7 based on Ubuntu 5.7.0-14.15
+
+ -- Fabian Mastenbroek <[email protected]>  Tue, 7 Jul 2020 16:02:00 +0200
+
 pve-edge-kernel (5.7.2-1) edge; urgency=medium
 
   * update to Linux 5.7.2 based on Ubuntu 5.7.0-6.7

submodules/ubuntu-mainline

@@ -1 +1 @@
-Subproject commit f9b928bee2e01eb6c2fd309e318dd27130118131
+Subproject commit 93b9945a3f10a3ba2554cd99fb1526703797bbc9