chore(deps): update registry.redhat.io/ubi10/go-toolset docker tag to v1.26.2-1777890685 (#824)

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

Author: red-hat-konflux[bot]

Dockerfile.rhtpa-operator.rh

@@ -1,5 +1,5 @@
 # Build the manager binary 1.25.8
-FROM registry.redhat.io/ubi10/go-toolset:1.25.9-1778675803 AS builder
+FROM registry.redhat.io/ubi10/go-toolset:1.26.2-1777890685 AS builder
 ARG TARGETOS
 ARG TARGETARCH