Go 1.18 was failing, replace with 1.20

Author: kylos101

chunks/lang-go/Dockerfile

@@ -11,19 +11,20 @@ ENV GO_VERSION=${GO_VERSION}
 ENV GOPATH=$HOME/go-packages
 ENV GOROOT=$HOME/go
 ENV PATH=$GOROOT/bin:$GOPATH/bin:$PATH
-RUN curl -fsSL https://dl.google.com/go/go$GO_VERSION.linux-amd64.tar.gz | tar xzs && \
+RUN curl -fsSL https://dl.google.com/go/go$GO_VERSION.linux-amd64.tar.gz | tar xzs
 # install VS Code Go tools for use with gopls as per https://github.com/golang/vscode-go/blob/master/docs/tools.md
 # also https://github.com/golang/vscode-go/blob/27bbf42a1523cadb19fad21e0f9d7c316b625684/src/goTools.ts#L139
-    go install -v github.com/uudashr/gopkgs/cmd/gopkgs@v2 && \
-    go install -v github.com/ramya-rao-a/go-outline@latest && \
-    go install -v github.com/cweill/gotests/gotests@latest && \
-    go install -v github.com/fatih/gomodifytags@latest && \
-    go install -v github.com/josharian/impl@latest && \
-    go install -v github.com/haya14busa/goplay/cmd/goplay@latest && \
-    go install -v github.com/go-delve/delve/cmd/dlv@latest && \
-    go install -v github.com/golangci/golangci-lint/cmd/golangci-lint@latest && \
-    go install -v golang.org/x/tools/gopls@latest && \
-    go install -v honnef.co/go/tools/cmd/staticcheck@latest && \
-    sudo rm -rf $GOPATH/src $GOPATH/pkg $HOME/.cache/go $HOME/.cache/go-build && \
+RUN go install -v github.com/uudashr/gopkgs/cmd/gopkgs@v2
+RUN go install -v github.com/ramya-rao-a/go-outline@latest
+RUN go install -v github.com/cweill/gotests/gotests@latest
+RUN go install -v github.com/fatih/gomodifytags@latest
+RUN go install -v github.com/josharian/impl@latest
+RUN go install -v github.com/haya14busa/goplay/cmd/goplay@latest
+RUN go install -v github.com/go-delve/delve/cmd/dlv@latest
+RUN go install -v github.com/golangci/golangci-lint/cmd/golangci-lint@latest
+RUN go install -v golang.org/x/tools/gopls@latest
+RUN go install -v honnef.co/go/tools/cmd/staticcheck@latest
+
+RUN sudo rm -rf $GOPATH/src $GOPATH/pkg $HOME/.cache/go $HOME/.cache/go-build && \
     printf '%s\n' 'export GOPATH=/workspace/go' \
-                  'export PATH=$GOPATH/bin:$PATH' > $HOME/.bashrc.d/300-go
+    'export PATH=$GOPATH/bin:$PATH' > $HOME/.bashrc.d/300-go

chunks/lang-go/chunk.yaml

@@ -1,7 +1,7 @@
 variants:
-  - name: "1.18.10"
-    args:
-      GO_VERSION: 1.18.10
   - name: "1.19.5"
     args:
       GO_VERSION: 1.19.5
+  - name: "1.20"
+    args:
+      GO_VERSION: 1.20