fix: restore stderr logs when running on docker or systemd environments

This PR updates elastic-agent-libs to the latest version in order to fix #41118.

NOTICE.txt

@@ -13019,11 +13019,11 @@ SOFTWARE
 
 --------------------------------------------------------------------------------
 Dependency : github.com/elastic/elastic-agent-libs
-Version: v0.11.0
+Version: v0.12.1
 Licence type (autodetected): Apache-2.0
 --------------------------------------------------------------------------------
 
-Contents of probable licence file $GOMODCACHE/github.com/elastic/elastic-agent-libs@v0.11.0/LICENSE:
+Contents of probable licence file $GOMODCACHE/github.com/elastic/elastic-agent-libs@v0.12.1/LICENSE:
 
                                  Apache License
                            Version 2.0, January 2004

go.mod

@@ -189,7 +189,7 @@ require (
 	github.com/elastic/bayeux v1.0.5
 	github.com/elastic/ebpfevents v0.6.0
 	github.com/elastic/elastic-agent-autodiscover v0.8.2
-	github.com/elastic/elastic-agent-libs v0.11.0
+	github.com/elastic/elastic-agent-libs v0.12.1
 	github.com/elastic/elastic-agent-system-metrics v0.11.1
 	github.com/elastic/go-elasticsearch/v8 v8.14.0
 	github.com/elastic/go-sfdc v0.0.0-20240621062639-bcc8456508ff

go.sum

@@ -338,8 +338,8 @@ github.com/elastic/elastic-agent-autodiscover v0.8.2 h1:Fs2FhR33AMBPfm5/jz4drVza
 github.com/elastic/elastic-agent-autodiscover v0.8.2/go.mod h1:VZnU53EVaFTxR8Xf6YsLN8FHD5DKQzHSPlKax9/4w+o=
 github.com/elastic/elastic-agent-client/v7 v7.15.0 h1:nDB7v8TBoNuD6IIzC3z7Q0y+7bMgXoT2DsHfolO2CHE=
 github.com/elastic/elastic-agent-client/v7 v7.15.0/go.mod h1:6h+f9QdIr3GO2ODC0Y8+aEXRwzbA5W4eV4dd/67z7nI=
-github.com/elastic/elastic-agent-libs v0.11.0 h1:m9rnNE3BkBF2XJoqubqEbu/kbtKEBZ7pHCjDlxfVRH0=
-github.com/elastic/elastic-agent-libs v0.11.0/go.mod h1:5CR02awPrBr+tfmjBBK+JI+dMmHNQjpVY24J0wjbC7M=
+github.com/elastic/elastic-agent-libs v0.12.1 h1:5jkxMx15Bna8cq7/Sz/XUIVUXfNWiJ80iSk4ICQ7KJ0=
+github.com/elastic/elastic-agent-libs v0.12.1/go.mod h1:5CR02awPrBr+tfmjBBK+JI+dMmHNQjpVY24J0wjbC7M=
 github.com/elastic/elastic-agent-system-metrics v0.11.1 h1:BxViQHnqxvvi/65rj3mGwG6Eto6ldFCTnuDTUJnakaU=
 github.com/elastic/elastic-agent-system-metrics v0.11.1/go.mod h1:3QiMu9wTKJFvpCN+5klgGqasTMNKJbgY3xcoN1KQXJk=
 github.com/elastic/elastic-transport-go/v8 v8.6.0 h1:Y2S/FBjx1LlCv5m6pWAF2kDJAHoSjSRSJCApolgfthA=