chore(deps): update registry.access.redhat.com/ubi9/go-toolset docker tag to v1.26.3-1781595303

Signed-off-by: red-hat-konflux <126015336+red-hat-konflux[bot]@users.noreply.github.com>

Author: red-hat-konflux[bot]

Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM registry.access.redhat.com/ubi9/go-toolset:1.25.7-1773851748 as builder
+FROM registry.access.redhat.com/ubi9/go-toolset:1.26.3-1781595303 as builder
 
 # Required by the ubi based go-toolset image
 USER root