Remove Go 1.16 RC1 stuff

Author: Philipp Heckel

.github/workflows/test.yaml

@@ -7,11 +7,9 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v2
         with:
-          go-version: '1.15.x'
+          go-version: '1.16.x'
       - name: Checkout code
         uses: actions/checkout@v2
-      - name: Install go1.16
-        run: go get golang.org/dl/go1.16rc1 && go1.16rc1 download
       - name: Run tests, formatting, vetting and linting
         run: make check
       - name: Run and upload coverage to codecov.io

README.md

@@ -57,11 +57,10 @@ rpm -ivh https://github.com/binwiederhier/pcopy/releases/download/v0.5.4/pcopy_0
 docker run --rm -it binwiederhier/pcopy
 ```
 
-**Go** (*requires Go 1.16rc1*)**:**
+**Go:**
 ```bash
-go get golang.org/dl/go1.16rc1
-go1.16rc1 download
-go1.16rc1 get -u heckel.io/pcopy
+# requires Go 1.16
+go get -u heckel.io/pcopy
 ```
 
 **Manual install** (*any x86_64-based Linux*)**:**
@@ -313,12 +312,10 @@ Try 'pcopy COMMAND --help' for more information.
 ``` 
 
 ## Building
-Building pcopy is dead simple, however it does need Go >=1.16rc1, because it uses [embed](https://tip.golang.org/pkg/embed/). 
+Building pcopy is dead simple, however it does need Go >=1.16, because it uses [embed](https://tip.golang.org/pkg/embed/). 
 Here's how you build it:
 
 ```
-go get golang.org/dl/go1.16rc1
-go1.16rc1 download
 make build-simple
 # Builds to dist/pcopy_linux_amd64/pcopy
 ```