build(deps): bump dagger.io/dagger in /cmd/firmware-action

Bumps [dagger.io/dagger](https://github.com/dagger/dagger-go-sdk) from 0.20.5 to 0.20.6.
- [Changelog](https://github.com/dagger/dagger-go-sdk/blob/main/CHANGELOG.md)
- [Commits](dagger/dagger-go-sdk@v0.20.5...v0.20.6)

---
updated-dependencies:
- dependency-name: dagger.io/dagger
  dependency-version: 0.20.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

cmd/firmware-action/go.mod

@@ -3,7 +3,7 @@ module github.com/9elements/firmware-action/cmd/firmware-action
 go 1.25.0
 
 require (
-	dagger.io/dagger v0.20.5
+	dagger.io/dagger v0.20.6
 	github.com/Masterminds/semver v1.5.0
 	github.com/alecthomas/kong v1.15.0
 	github.com/dustin/go-humanize v1.0.1

cmd/firmware-action/go.sum

@@ -1,5 +1,5 @@
-dagger.io/dagger v0.20.5 h1:QvepDrzcDobSoGq/PPRzlbVfEhw6rqPjmJ1xoljeKzc=
-dagger.io/dagger v0.20.5/go.mod h1:ZXg8+pQZaZUC8rAw4V/gPP8aKvKARIJZ+pfcV+RC1es=
+dagger.io/dagger v0.20.6 h1:Uac8tdqieoq+psVe5f+rhNk1sk2W8YK5t4OzpGyHuTI=
+dagger.io/dagger v0.20.6/go.mod h1:ZXg8+pQZaZUC8rAw4V/gPP8aKvKARIJZ+pfcV+RC1es=
 dario.cat/mergo v1.0.0 h1:AGCNq9Evsj31mOgNPcLyXc+4PNABt905YmuqPYYpBWk=
 dario.cat/mergo v1.0.0/go.mod h1:uNxQE+84aUszobStD9th8a29P2fMDhsBdgRYvZOxGmk=
 github.com/99designs/gqlgen v0.17.89 h1:KzEcxPiMgQoMw3m/E85atUEHyZyt0PbAflMia5Kw8z8=