Update module github.com/nginx/nginx-plus-go-client/v2 to v2.3.0 (#970)

| datasource | package                                  | from   | to     |
| ---------- | ---------------------------------------- | ------ | ------ |
| go         | github.com/nginx/nginx-plus-go-client/v2 | v2.2.0 | v2.3.0 |

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

go.mod

@@ -4,7 +4,7 @@ go 1.22.6
 
 require (
 	github.com/alecthomas/kingpin/v2 v2.4.0
-	github.com/nginx/nginx-plus-go-client/v2 v2.2.0
+	github.com/nginx/nginx-plus-go-client/v2 v2.3.0
 	github.com/prometheus/client_golang v1.20.5
 	github.com/prometheus/common v0.62.0
 	github.com/prometheus/exporter-toolkit v0.14.0

go.sum

@@ -32,8 +32,8 @@ github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq
 github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
 github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f h1:KUppIJq7/+SVif2QVs3tOP0zanoHgBEVAwHxUSIzRqU=
 github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
-github.com/nginx/nginx-plus-go-client/v2 v2.2.0 h1:qwhx4fF/pq+h72/nE+o+XSH5mZmDU/R8fwim6VcZ8cM=
-github.com/nginx/nginx-plus-go-client/v2 v2.2.0/go.mod h1:U7G5pqucUS1V4Uecs1xCsJ9knSsfwqhwu8ZEjoCYnmk=
+github.com/nginx/nginx-plus-go-client/v2 v2.3.0 h1:ciKh1lwadNzUaOGjLcKWu/BGigASxU6p7v/6US71fhA=
+github.com/nginx/nginx-plus-go-client/v2 v2.3.0/go.mod h1:U7G5pqucUS1V4Uecs1xCsJ9knSsfwqhwu8ZEjoCYnmk=
 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/prometheus/client_golang v1.20.5 h1:cxppBPuYhUnsO6yo/aoRol4L7q7UFfdm+bR9r+8l63Y=