fix: update Pub/Sub dependency and remove unused packages

Author: sofyan48

go.mod

@@ -3,8 +3,8 @@ module github.com/sofyan48/pubsub-router
 go 1.24.0
 
 require (
-	cloud.google.com/go/pubsub v1.50.0
 	cloud.google.com/go/pubsub/v2 v2.2.0
+	github.com/google/martian v2.1.0+incompatible
 	google.golang.org/api v0.247.0
 )
 

go.sum

@@ -9,12 +9,6 @@ cloud.google.com/go/compute/metadata v0.8.0 h1:HxMRIbao8w17ZX6wBnjhcDkW6lTFpgcao
 cloud.google.com/go/compute/metadata v0.8.0/go.mod h1:sYOGTp851OV9bOFJ9CH7elVvyzopvWQFNNghtDQ/Biw=
 cloud.google.com/go/iam v1.5.2 h1:qgFRAGEmd8z6dJ/qyEchAuL9jpswyODjA2lS+w234g8=
 cloud.google.com/go/iam v1.5.2/go.mod h1:SE1vg0N81zQqLzQEwxL2WI6yhetBdbNQuTvIKCSkUHE=
-cloud.google.com/go/kms v1.22.0 h1:dBRIj7+GDeeEvatJeTB19oYZNV0aj6wEqSIT/7gLqtk=
-cloud.google.com/go/kms v1.22.0/go.mod h1:U7mf8Sva5jpOb4bxYZdtw/9zsbIjrklYwPcvMk34AL8=
-cloud.google.com/go/longrunning v0.6.7 h1:IGtfDWHhQCgCjwQjV9iiLnUta9LBCo8R9QmAFsS/PrE=
-cloud.google.com/go/longrunning v0.6.7/go.mod h1:EAFV3IZAKmM56TyiE6VAP3VoTzhZzySwI/YI1s/nRsY=
-cloud.google.com/go/pubsub v1.50.0 h1:hnYpOIxVlgVD1Z8LN7est4DQZK3K6tvZNurZjIVjUe0=
-cloud.google.com/go/pubsub v1.50.0/go.mod h1:Di2Y+nqXBpIS+dXUEJPQzLh8PbIQZMLE9IVUFhf2zmM=
 cloud.google.com/go/pubsub/v2 v2.2.0 h1:UmvGMvIMhQOouXbVpIFRHEUHXsnaGjSTo2XAqk85u2s=
 cloud.google.com/go/pubsub/v2 v2.2.0/go.mod h1:O5f0KHG9zDheZAd3z5rlCRhxt2JQtB+t/IYLKK3Bpvw=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
@@ -59,6 +53,8 @@ github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
+github.com/google/martian v2.1.0+incompatible h1:/CP5g8u/VJHijgedC/Legn3BAbAaWPgecwXBIDzw5no=
+github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/s2a-go v0.1.9 h1:LGD7gtMgezd8a/Xak7mEWL0PjoTQFvpRudN895yqKW0=
 github.com/google/s2a-go v0.1.9/go.mod h1:YA0Ei2ZQL3acow2O62kdp9UlnvMmU7kA6Eutn0dXayM=
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=