Removed last bits of codecov

Dockerfile

@@ -1,4 +0,0 @@
-FROM golang:1.13
-WORKDIR /xmpp
-RUN curl -o codecov.sh -s https://codecov.io/bash && chmod +x codecov.sh
-COPY . ./

test.sh

@@ -11,7 +11,3 @@ for d in $(go list ./... | grep -v vendor); do
         rm profile.out
     fi
 done
-
-if [ -f "./codecov.sh" ]; then
-   ./codecov.sh
-fi