Chore(deps): Bump github.com/docker/buildx from 0.19.2 to 0.19.3

Bumps [github.com/docker/buildx](https://github.com/docker/buildx) from 0.19.2 to 0.19.3.
- [Release notes](https://github.com/docker/buildx/releases)
- [Commits](docker/buildx@v0.19.2...v0.19.3)

---
updated-dependencies:
- dependency-name: github.com/docker/buildx
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

go.mod

@@ -31,7 +31,7 @@ require (
 	github.com/containerd/containerd v1.7.24
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc
 	github.com/distribution/reference v0.6.0
-	github.com/docker/buildx v0.19.2
+	github.com/docker/buildx v0.19.3
 	github.com/docker/cli v27.4.1+incompatible
 	github.com/docker/distribution v2.8.3+incompatible
 	github.com/docker/docker v27.4.1+incompatible

go.sum

@@ -204,8 +204,8 @@ github.com/denisenkom/go-mssqldb v0.0.0-20191128021309-1d7a30a10f73/go.mod h1:xb
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/distribution/reference v0.5.0 h1:/FUIFXtfc/x2gpa5/VGfiGLuOIdYa1t65IKK2OFGvA0=
 github.com/distribution/reference v0.5.0/go.mod h1:BbU0aIcezP1/5jX/8MP0YiH4SdvB5Y4f/wlDRiLyi3E=
-github.com/docker/buildx v0.19.2 h1:2zXzgP2liQKgQ5BiOqMc+wz7hfWgAIMWw5MR6QDG++I=
-github.com/docker/buildx v0.19.2/go.mod h1:k4WP+XmGRYL0a7l4RZAI2TqpwhuAuSQ5U/rosRgFmAA=
+github.com/docker/buildx v0.19.3 h1:FL8ilSQi5HXzvEXHzLXW9oBuz8XzOsO/t2JVPTwo+Gs=
+github.com/docker/buildx v0.19.3/go.mod h1:k4WP+XmGRYL0a7l4RZAI2TqpwhuAuSQ5U/rosRgFmAA=
 github.com/docker/cli v0.0.0-20190925022749-754388324470/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=
 github.com/docker/cli v27.4.1+incompatible h1:VzPiUlRJ/xh+otB75gva3r05isHMo5wXDfPRi5/b4hI=
 github.com/docker/cli v27.4.1+incompatible/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=