set htslib version for all ci tests

Author: hdashnow

.github/workflows/ci.yml

@@ -7,12 +7,13 @@ on:
     branches: [ master, dev ]
   workflow_dispatch:
 
+env:
+  NIM_VERSION: 1.6.10
+  HTSLIB_VERSION: 1.22.1
+
 jobs:
   build-test:
     runs-on: ubuntu-latest
-    env:
-      NIM_VERSION: 1.6.10
-      HTSLIB_VERSION: 1.22.1
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -61,8 +62,6 @@ jobs:
     if: github.ref == 'refs/heads/master'
     runs-on: ubuntu-latest
     needs: build-test
-    env:
-      HTSLIB_VERSION: 1.10
     steps:
       - name: Checkout
         uses: actions/checkout@v4