Udate package import path for modules and skip setting GOPATH in CI

Signed-off-by: Radu M <root@radu.sh>

.github/workflows/ci.yml

@@ -18,14 +18,4 @@ jobs:
 
     - name: Build, Test, Lint
       run: |
-        export GOPATH=$HOME/go
-        export GOBIN=$(go env GOPATH)/bin
-        export PATH=$PATH:$GOPATH
-        export PATH=$PATH:$GOBIN
-        mkdir -p $GOPATH/pkg
-        mkdir -p $GOBIN
-        mkdir -p $GOPATH/src/github.com/$GITHUB_REPOSITORY
-        mv $(pwd)/* $GOPATH/src/github.com/$GITHUB_REPOSITORY
-        cd $GOPATH/src/github.com/$GITHUB_REPOSITORY
-
         GO111MODULE=on make bootstrap build test lint

go.mod

@@ -1,4 +1,4 @@
-module github.com/engineerd/signy
+module github.com/cnabio/signy
 
 go 1.12