upgrade to go1.20 and auto set go mem limit (#5732)

* upgrade to go1.19 and set go mem limit

* create ocis-pkg memlimit package

* use std automemlimit import

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

* import automemlimit in every ocis service, drop ocis-pkg/memlimit package

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

* bump go to 1.20

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

* drop unused config options and env vars

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

* update all version numbers, add doc

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

* fix lint

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

* update bingo and mockery

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

* bump golangci-lint

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

* fix selector test

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

* Update changelog/unreleased/enhancement-memlimit.md

Co-authored-by: kobergj <juliankoberg@googlemail.com>

---------

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>
Co-authored-by: Willy Kloucek <wkloucek@owncloud.com>
Co-authored-by: kobergj <juliankoberg@googlemail.com>

go.mod

@@ -1,9 +1,10 @@
 module github.com/owncloud/ocis/v2
 
-go 1.19
+go 1.20
 
 require (
 	github.com/CiscoM31/godata v1.0.7
+	github.com/KimMachineGun/automemlimit v0.2.4
 	github.com/Masterminds/semver v1.5.0
 	github.com/MicahParks/keyfunc v1.5.1
 	github.com/armon/go-radix v1.0.0
@@ -144,7 +145,9 @@ require (
 	github.com/ceph/go-ceph v0.18.0 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
 	github.com/cevaris/ordered_map v0.0.0-20190319150403-3adeae072e73 // indirect
+	github.com/cilium/ebpf v0.4.0 // indirect
 	github.com/cloudflare/circl v1.2.0 // indirect
+	github.com/containerd/cgroups v1.0.4 // indirect
 	github.com/coreos/go-oidc v2.2.1+incompatible // indirect
 	github.com/coreos/go-semver v0.3.0 // indirect
 	github.com/coreos/go-systemd/v22 v22.5.0 // indirect
@@ -158,6 +161,7 @@ require (
 	github.com/dgraph-io/ristretto v0.1.1 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
 	github.com/dlclark/regexp2 v1.4.0 // indirect
+	github.com/docker/go-units v0.4.0 // indirect
 	github.com/dustin/go-humanize v1.0.0 // indirect
 	github.com/emirpasic/gods v1.18.1 // indirect
 	github.com/emvi/iso-639-1 v1.0.1 // indirect
@@ -183,6 +187,7 @@ require (
 	github.com/gobwas/httphead v0.1.0 // indirect
 	github.com/gobwas/pool v0.2.1 // indirect
 	github.com/gobwas/ws v1.0.4 // indirect
+	github.com/godbus/dbus/v5 v5.0.4 // indirect
 	github.com/gofrs/flock v0.8.1 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
@@ -250,6 +255,7 @@ require (
 	github.com/nats-io/nkeys v0.3.0 // indirect
 	github.com/nats-io/nuid v1.0.1 // indirect
 	github.com/nxadm/tail v1.4.8 // indirect
+	github.com/opencontainers/runtime-spec v1.0.2 // indirect
 	github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c // indirect
 	github.com/patrickmn/go-cache v2.1.0+incompatible // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect