goneovim-nightly: Fix checkver (#618)

* goneovim-nightly: Fix version

* Workaround for datetime being converted to en-US

Co-authored-by: tech189 <dlloyd189@gmail.com>

bucket/goneovim-nightly.json

@@ -1,5 +1,5 @@
 {
-    "version": "nightly-1-gccee4b8",
+    "version": "nightly-20220830",
     "description": "Neovim GUI which uses a Golang Qt backend",
     "homepage": "https://github.com/akiyosi/goneovim",
     "license": "MIT",
@@ -22,9 +22,9 @@
     ],
     "checkver": {
         "url": "https://api.github.com/repos/akiyosi/goneovim/releases/tags/nightly",
-        "jsonpath": "$.target_commitish",
-        "regex": "([0-9a-f]{7}).*",
-        "replace": "nightly-1-g${1}"
+        "jsonpath": "$.assets[?(@.name=='goneovim-windows.zip')]",
+        "regex": "updated_at.*(?<year>\\d{4})\\D(?<month>\\d{2})\\D(?<day>\\d{2})",
+        "replace": "nightly-${year}${month}${day}"
     },
     "autoupdate": {
         "architecture": {