Update Dockerfile for DMaaP Mediator Producer

Issue-ID: NONRTRIC-631
Signed-off-by: elinuxhenrik <henrik.b.andersson@est.tech>
Change-Id: Ibcb7d9955bff63512549885796ce3ea11bfa46de
diff --git a/dmaap-mediator-producer/Dockerfile b/dmaap-mediator-producer/Dockerfile
index 78981bd..ffc1794 100644
--- a/dmaap-mediator-producer/Dockerfile
+++ b/dmaap-mediator-producer/Dockerfile
@@ -22,10 +22,10 @@
 ##
 FROM golang:1.17-bullseye AS build
 WORKDIR /app
-COPY go.mod ./
-COPY go.sum ./
+COPY go.mod .
+COPY go.sum .
 RUN go mod download
-COPY . ./
+COPY . .
 RUN go build -o /dmaapmediatorproducer
 ##
 ## Deploy