ci: update build image in dockerfile

updating the build image from 1.22 to
1.23 in the dockerfile.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

Author: Madhu-1

Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.22 AS builder
+FROM golang:1.23 AS builder
 ARG TARGETOS
 ARG TARGETARCH