Merge pull request #1254 from GoogleCloudPlatform/dependabot/docker/cmd/sidecar_mounter/golang-1.26.1

Bump golang from 1.24.11 to 1.26.1 in /cmd/sidecar_mounter

Author: amacaskill

cmd/sidecar_mounter/Dockerfile

@@ -14,7 +14,7 @@
 # limitations under the License.
 
 # Build sidecar-mounter go binary
-FROM --platform=$BUILDPLATFORM golang:1.24.11 AS sidecar-mounter-builder
+FROM --platform=$BUILDPLATFORM golang:1.26.1 AS sidecar-mounter-builder
 
 ARG STAGINGVERSION
 ARG TARGETPLATFORM