test: make julia version tetsts independent

Author: oameye

.github/workflows/CI.yml renamed to .github/workflows/Tests.yml

@@ -1,4 +1,4 @@
-name: CI
+name: Tests
 on:
   push:
     tags:
@@ -13,6 +13,10 @@ concurrency:
   # Cancel intermediate builds: only if it is a pull request build.
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}
+
+env:
+  JULIA_NUM_THREADS: 11
+
 jobs:
   test:
     name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }}
@@ -22,6 +26,7 @@ jobs:
       actions: write
       contents: read
     strategy:
+      fail-fast: false
       matrix:
         version:
           - 'pre'