bump the base image in artifacts dockerfile

Signed-off-by: Yee Hing Tong <[email protected]>

Dockerfile.flyteartifacts

@@ -1,4 +1,4 @@
-FROM --platform=${BUILDPLATFORM} golang:1.19-alpine3.16 as builder
+FROM --platform=${BUILDPLATFORM} golang:1.21.5-alpine3.18 as builder
 
 ARG TARGETARCH
 ENV GOARCH "${TARGETARCH}"
@@ -11,6 +11,7 @@ RUN mkdir /artifacts
 
 WORKDIR /go/src/github.com/flyteorg/flyte/flyteartifacts/
 
+COPY boilerplate ../boilerplate
 COPY datacatalog ../datacatalog
 COPY flyteadmin ../flyteadmin
 COPY flyteartifacts .
@@ -21,7 +22,7 @@ COPY flytepropeller ../flytepropeller
 COPY flytestdlib ../flytestdlib
 
 # This 'linux_compile' target should compile binaries to the /artifacts directory
-# The main entrypoint should be compiled to /artifacts/flyteadmin
+# The main entrypoint should be compiled to /artifacts/flyteartifacts
 RUN make linux_compile
 
 # update the PATH to include the /artifacts directory