Revert "Bump geekyeggo/delete-artifact from 2 to 4 (haskell#3921)"

This reverts commit 0be6fa7.

Author: wz1000

.github/workflows/release.yaml

@@ -510,7 +510,7 @@ jobs:
  ./out/*.tar.xz
  ./out/plan.json/*
 
- - uses: geekyeggo/delete-artifact@v4
+ - uses: geekyeggo/delete-artifact@v2
  with:
  name: artifacts-${{ matrix.ARTIFACT }}
 
@@ -561,7 +561,7 @@ jobs:
  ./out/*.tar.xz
  ./out/plan.json/*
 
- - uses: geekyeggo/delete-artifact@v4
+ - uses: geekyeggo/delete-artifact@v2
  with:
  name: artifacts-arm
 
@@ -599,7 +599,7 @@ jobs:
  ./out/*.tar.xz
  ./out/plan.json/*
 
- - uses: geekyeggo/delete-artifact@v4
+ - uses: geekyeggo/delete-artifact@v2
  with:
  name: artifacts-mac-x86_64
 
@@ -643,7 +643,7 @@ jobs:
  ./out/*.tar.xz
  ./out/plan.json/*
 
- - uses: geekyeggo/delete-artifact@v4
+ - uses: geekyeggo/delete-artifact@v2
  with:
  name: artifacts-mac-aarch64
 
@@ -687,7 +687,7 @@ jobs:
  ./out/*.zip
  ./out/plan.json/*
 
- - uses: geekyeggo/delete-artifact@v4
+ - uses: geekyeggo/delete-artifact@v2
  with:
  name: artifacts-win