[add device]: Moto g9 play (#995)

Moto g9 play has been added to the website.
Related issue: https://github.com/tiann/KernelSU/issues/994

Co-authored-by: GitHub Actions <41898282+github-actions[bot]@users.noreply.github.com>

website/docs/repos.json

@@ -481,5 +481,12 @@
         "kernel_name": "Kernel-Oriente-Cebu",
         "kernel_link": "https://github.com/zharzinhoo/Kernel-Oriente-Cebu",
         "devices": "Moto g9 power"
+    },
+    {
+        "maintainer": "hc841",
+        "maintainer_link": "https://github.com/hc841",
+        "kernel_name": "NovaCore_kernel",
+        "kernel_link": "https://github.com/hc841/NovaCore_kernel",
+        "devices": "Moto g9 play"
     }
 ]