Upgrade golang version (#817)

We now use generics

.github/workflows/pr-auditor.yml

@@ -1,16 +1,16 @@
 name: pr-auditor
 on:
   pull_request:
-    types: [ closed, edited, opened ]
+    types: [closed, edited, opened]
 
 jobs:
   run:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-        with: { repository: 'sourcegraph/sourcegraph' }
+        with: { repository: "sourcegraph/sourcegraph" }
       - uses: actions/setup-go@v2
-        with: { go-version: '1.17' }
+        with: { go-version: "1.18" }
 
       - run: ./dev/pr-auditor/check-pr.sh
         env:

.github/workflows/update-tags.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: '^1.14'
+          go-version: "^1.18"
 
       # generate update
       - name: Pin tags to ${{ github.event.inputs.semver }}
@@ -25,9 +25,9 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
           base: ${{ github.event.inputs.branch }}
           branch: upgrade-${{ github.event.inputs.branch }}
-          title: 'Upgrade ${{ github.event.inputs.branch }} to ${{ github.event.inputs.semver }}'
+          title: "Upgrade ${{ github.event.inputs.branch }} to ${{ github.event.inputs.semver }}"
           body: |
             Upgrade the `${{ github.event.inputs.branch }}` branch's Sourcegraph Docker images to enforce constraints `${{ github.event.inputs.semver }}`.
 
             This pull request was generate by [this run](https://github.com/sourcegraph/deploy-sourcegraph/actions/runs/${{ github.run_id }})
-          commit-message: 'Upgrade to Sourcegraph ${{ github.event.inputs.semver }}'
+          commit-message: "Upgrade to Sourcegraph ${{ github.event.inputs.semver }}"

.tool-versions

@@ -1,5 +1,5 @@
 nodejs 16.7.0
 yarn 1.22.4
 shellcheck 0.7.1
-golang 1.16
+golang 1.18.1
 python system