ci/gha: bump golangci-lint to 1.48

This version works with go 1.19, i.e. it fixes
golangci/golangci-lint#2922.

Signed-off-by: Kir Kolyshkin <[email protected]>
(cherry picked from commit 0f4bf2c)
Signed-off-by: Kir Kolyshkin <[email protected]>

Author: kolyshkin

.github/workflows/validate.yml

@@ -27,7 +27,7 @@ jobs:
           sudo apt -q install libseccomp-dev
       - uses: golangci/golangci-lint-action@v3
         with:
-          version: v1.46
+          version: v1.48
       # Extra linters, only checking new code from a pull request.
       - name: lint-extra
         if: github.event_name == 'pull_request'