fix(deps): update module github.com/pkg/sftp to v1.13.9

Author: renovate[bot]

go.mod

@@ -22,7 +22,7 @@ require (
 	github.com/newrelic/infra-integrations-sdk v3.8.2+incompatible
 	github.com/parnurzeal/gorequest v0.3.0
 	github.com/pkg/errors v0.9.1
-	github.com/pkg/sftp v1.13.8
+	github.com/pkg/sftp v1.13.9
 	github.com/prometheus/client_model v0.6.1
 	github.com/prometheus/common v0.55.0
 	github.com/shirou/gopsutil/v3 v3.24.5

go.sum

@@ -195,6 +195,8 @@ github.com/pkg/sftp v1.13.7 h1:uv+I3nNJvlKZIQGSr8JVQLNHFU9YhhNpvC14Y6KgmSM=
 github.com/pkg/sftp v1.13.7/go.mod h1:KMKI0t3T6hfA+lTR/ssZdunHo+uwq7ghoN09/FSu3DY=
 github.com/pkg/sftp v1.13.8 h1:Xt7eJ/xqXv7s0VuzFw7JXhZj6Oc1zI6l4GK8KP9sFB0=
 github.com/pkg/sftp v1.13.8/go.mod h1:DmvEkvKE2lshEeuo2JMp06yqcx9HVnR7e3zqQl42F3U=
+github.com/pkg/sftp v1.13.9 h1:4NGkvGudBL7GteO3m6qnaQ4pC0Kvf0onSVc9gR3EWBw=
+github.com/pkg/sftp v1.13.9/go.mod h1:OBN7bVXdstkFFN/gdnHPUb5TE8eb8G1Rp9wCItqjkkA=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c h1:ncq/mPwQF4JjgDlrVEn3C11VoGHZN7m8qihwgMEtzYw=