Update dependency pnpm to v8.7.6 (#345)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ concurrency:
 
 env:
   # renovate: datasource=npm depName=pnpm
-  PNPM_VERSION: 8.7.5
+  PNPM_VERSION: 8.7.6
 
 jobs:
   test: