fix go version because go-cty requires go 1.18

Signed-off-by: hanen mizouni <hanen.mizouni@outscale.com>

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
         - uses: actions/checkout@v2
         - uses: actions/setup-go@v2
           with:
-            go-version: '1.19'
+            go-version: '1.18'
         - name: Lint
           uses: golangci/golangci-lint-action@v3.2.0
           with:
@@ -44,7 +44,7 @@ jobs:
   test:
       strategy:
         matrix:
-          go-version: [1.19]
+          go-version: [1.18]
           platform: [ubuntu-latest, macos-latest, windows-latest]
       runs-on: ${{ matrix.platform }}
       steps:
@@ -71,7 +71,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.19
+        go-version: 1.18
     - name: Build
       run: GOOS=${{matrix.goos}} go build -v -o packer-plugin-outscale_${{matrix.goos}}
     - name: Upload a Build Artifact

go.mod

@@ -1,6 +1,6 @@
 module github.com/outscale/packer-plugin-outscale
 
-go 1.19
+go 1.18
 
 require (
 	github.com/antihax/optional v1.0.0