Update Nightly Tests to Use release-2.10 Branch (#1164)

Author: nguyenv

.github/workflows/daily-test-build.yml

@@ -30,7 +30,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-10.15, windows-latest]
-        libtiledb_version: ["dev", "release-2.9"]
+        libtiledb_version: ["dev", "release-2.10"]
         uninstall_pandas: [true, false]
       fail-fast: false