Update golang to 1.26.3

Author: avvertix

Changelog.md

@@ -8,6 +8,7 @@ gitlab.com/gitlab-org/gitlab-foss/blob/master/CHANGELOG.md) for the list of chan
 - gitlab: upgrade CE to v18.11.3
 - gitaly: upgrade to v18.11.3
 - gitlab-pages: upgrade to v18.11.3
+- golang: upgrade to v1.26.3
 
 ## 18.11.2
 

Dockerfile

@@ -6,7 +6,7 @@ ENV GITLAB_VERSION=${VERSION} \
     RUBY_VERSION=3.3.11 \
     RUBY_SOURCE_SHA256SUM="59f0fafb1a59a05dc3765117af3fa68e153eb48254708549f321c1e9e078d7a0" \
     RUBYGEMS_VERSION=4.0.11 \
-    GOLANG_VERSION=1.26.2 \
+    GOLANG_VERSION=1.26.3 \
     GITLAB_SHELL_VERSION=14.49.0 \
     GITLAB_PAGES_VERSION=18.11.3 \
     GITALY_SERVER_VERSION=18.11.3 \