build, ci: update Go to 1.20.5

Ref. https://cilium.slack.com/archives/C0300URJQM7/p1688374295748359?thread_ts=1688373482.811609&cid=C0300URJQM7

Signed-off-by: Tobias Klauser <tobias@cilium.io>

.github/workflows/release.yaml

@@ -18,7 +18,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753
         with:
-          go-version: 1.18
+          go-version: 1.20.5
 
       - name: Generate the artifacts
         run: make release

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753
       with:
-        go-version: 1.18
+        go-version: 1.20.5
 
     - name: Check module vendoring
       run: |

Dockerfile

@@ -12,7 +12,7 @@ RUN apt update -y -q && \
         git \
         llvm \
         clang && \
-    curl -s https://storage.googleapis.com/golang/go1.19.1.linux-amd64.tar.gz | tar -v -C /usr/local -xz
+    curl -s https://storage.googleapis.com/golang/go1.20.5.linux-amd64.tar.gz | tar -v -C /usr/local -xz
 
 WORKDIR /pwru
 COPY . .

Makefile

@@ -29,7 +29,7 @@ release:
 	docker run \
 		--rm \
 		--workdir /pwru \
-		--volume `pwd`:/pwru docker.io/library/golang:1.18.3 \
+		--volume `pwd`:/pwru docker.io/library/golang:1.20.5 \
 		sh -c "apt update && apt install -y make git clang-13 llvm && \
 			ln -s $(which clang-13) /usr/bin/clang && \
 			git config --global --add safe.directory /pwru && \

go.mod

@@ -1,6 +1,6 @@
 module github.com/cilium/pwru
 
-go 1.18
+go 1.20
 
 require (
 	github.com/cheggaaa/pb/v3 v3.1.2