update(deps): update dependency go to v1.26.0 (#204)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [go](https://go.dev/)
([source](https://redirect.github.com/golang/go)) | golang | minor |
`1.25.5` -> `1.26.0` |

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Author: CodesphereBot

go.mod

@@ -1,6 +1,6 @@
 module github.com/codesphere-cloud/oms
 
-go 1.25.5
+go 1.26.0
 
 require (
 	cloud.google.com/go/artifactregistry v1.20.0