Remove test on Julia nightly and attempt to fix test on MacOS

Test with Julia nightly removed because it fails to often.

Author: grasph

.github/workflows/install_root_macos.jl

@@ -0,0 +1,6 @@
+using Pkg
+Pkg.activate(temp=true)
+Pkg.add("Conda")
+import Conda
+Conda.add("root=6.32.8")
+println(joinpath(Conda.ROOTENV, "bin"))

.github/workflows/test-linux.yml

@@ -18,7 +18,6 @@ jobs:
       matrix:
         version:
           - '1.10'
-          - 'nightly'
         os:
           - ubuntu-latest
 #          - macOS-latest

.github/workflows/test-macos.yml

@@ -18,12 +18,11 @@ jobs:
       matrix:
         version:
           - '1.10'
-          - 'nightly'
         os:
 #          - ubuntu-latest
           - macOS-latest
         arch:
-          - x64
+          - aarch64
     steps:
       - uses: actions/checkout@v3
         with:
@@ -32,5 +31,9 @@ jobs:
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
+      - name: Install ROOT
+        run: |
+             CONDA_BINDIR="`julia .github/workflows/install_root_macos.jl`"
+             echo source \"$CONDA_BINDIR/activate\" >> "$GITHUB_ENV"
       - uses: julia-actions/julia-buildpkg@latest
       - uses: julia-actions/julia-runtest@latest