Build with go1.23.8

This bumps the go version that we use for building the binaries to 1.23.8
without touching the required version. I.e. it is still possible to build
everything using go 1.22, but we are using go 1.23.8 to avoid vulnerabilities.

Signed-off-by: Lennart Jern <[email protected]>

Author: lentzi90

Makefile

@@ -27,7 +27,7 @@ unexport GOPATH
 TRACE ?= 0
 
 # Go
-GO_VERSION ?= 1.22.12
+GO_VERSION ?= 1.23.8
 
 # Directories.
 ARTIFACTS ?= $(REPO_ROOT)/_artifacts