fix: multiple issues related to subscribing to large OPC UA servers, …

…namely closing the subscription before stopping (relevant for prosys), as well as starting the heartbeat after subcsription

fix: jetbrains warnings

go.mod

@@ -9,6 +9,7 @@ require (
 	github.com/RuneRoven/benthosADS v1.0.4
 	github.com/RuneRoven/benthosAlarm v1.0.0
 	github.com/RuneRoven/benthosSMTP v0.0.1
+	github.com/benthosdev/benthos/v4 v4.25.1
 	github.com/gopcua/opcua v0.5.3
 	github.com/grid-x/modbus v0.0.0-20240503115206-582f2ab60a18
 	github.com/onsi/ginkgo/v2 v2.19.0
@@ -97,7 +98,6 @@ require (
 	github.com/aymerick/douceur v0.2.0 // indirect
 	github.com/beanstalkd/go-beanstalk v0.2.0 // indirect
 	github.com/benhoyt/goawk v1.27.0 // indirect
-	github.com/benthosdev/benthos/v4 v4.25.1 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/bits-and-blooms/bitset v1.4.0 // indirect
 	github.com/bradfitz/gomemcache v0.0.0-20230124162541-5f7a7d875746 // indirect
@@ -147,6 +147,7 @@ require (
 	github.com/godbus/dbus v0.0.0-20190726142602-4481cbc300e2 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
+	github.com/golang-jwt/jwt/v4 v4.5.0 // indirect
 	github.com/golang-jwt/jwt/v5 v5.2.1 // indirect
 	github.com/golang-sql/civil v0.0.0-20220223132316-b832511892a9 // indirect
 	github.com/golang-sql/sqlexp v0.1.0 // indirect
@@ -244,6 +245,7 @@ require (
 	github.com/redis/go-redis/v9 v9.5.3 // indirect
 	github.com/redpanda-data/connect/v4 v4.31.0 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
+	github.com/rickb777/date v1.20.6 // indirect
 	github.com/rickb777/period v1.0.6 // indirect
 	github.com/rickb777/plural v1.4.2 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect