move jquery-datetimepicker to npm/webpack (#10713)

- update to latest version and move to npm
- adapt for api changes and css class rename
- add specificity to arc-green rules as dependency css now loads later
- use imports-loader to make it load correctly
- fix some wrong paths in librejs

Co-authored-by: techknowlogick <techknowlogick@gitea.io>

package-lock.json

@@ -7470,6 +7470,24 @@
       "resolved": "https://registry.npmjs.org/import-regex/-/import-regex-1.1.0.tgz",
       "integrity": "sha1-pVxS5McFx2XKIQ6SQqBrvMiqf2Y="
     },
+    "imports-loader": {
+      "version": "0.8.0",
+      "resolved": "https://registry.npmjs.org/imports-loader/-/imports-loader-0.8.0.tgz",
+      "integrity": "sha512-kXWL7Scp8KQ4552ZcdVTeaQCZSLW+e6nJfp3cwUMB673T7Hr98Xjx5JK+ql7ADlJUvj1JS5O01RLbKoutN5QDQ==",
+      "dev": true,
+      "requires": {
+        "loader-utils": "^1.0.2",
+        "source-map": "^0.6.1"
+      },
+      "dependencies": {
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        }
+      }
+    },
     "imurmurhash": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/imurmurhash/-/imurmurhash-0.1.4.tgz",
@@ -8122,11 +8140,26 @@
       "resolved": "https://registry.npmjs.org/jquery/-/jquery-3.4.1.tgz",
       "integrity": "sha512-36+AdBzCL+y6qjw5Tx7HgzeGCzC81MDDgaUP8ld2zhx58HdqXGoBd+tHdrBMiyjGQs0Hxs/MLZTu/eHNJJuWPw=="
     },
+    "jquery-datetimepicker": {
+      "version": "2.5.21",
+      "resolved": "https://registry.npmjs.org/jquery-datetimepicker/-/jquery-datetimepicker-2.5.21.tgz",
+      "integrity": "sha512-wDTpZ4f1PWd1XGaIIE0n6jLynlm+akBJ7/NjaB1bk2UJSS593CHJPZ3+FNEXoyvNVUeBlBC0oX6WTfCyfUhX/w==",
+      "requires": {
+        "jquery": ">= 1.7.2",
+        "jquery-mousewheel": ">= 3.1.13",
+        "php-date-formatter": "^1.3.4"
+      }
+    },
     "jquery-migrate": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/jquery-migrate/-/jquery-migrate-3.1.0.tgz",
       "integrity": "sha512-u/MtE1ST2pCr3rCyouJG2xMiw/k3OzLNeRKprjKTeHUezCGr0DyEgeXFdqFLmQfxfR5EsVu+mGo/sCcYdiYcIQ=="
     },
+    "jquery-mousewheel": {
+      "version": "3.1.13",
+      "resolved": "https://registry.npmjs.org/jquery-mousewheel/-/jquery-mousewheel-3.1.13.tgz",
+      "integrity": "sha1-BvAzXxbjU6aV5yBr9QUDy1I6buU="
+    },
     "jquery.are-you-sure": {
       "version": "1.9.0",
       "resolved": "https://registry.npmjs.org/jquery.are-you-sure/-/jquery.are-you-sure-1.9.0.tgz",
@@ -10137,6 +10170,11 @@
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
       "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
     },
+    "php-date-formatter": {
+      "version": "1.3.4",
+      "resolved": "https://registry.npmjs.org/php-date-formatter/-/php-date-formatter-1.3.4.tgz",
+      "integrity": "sha1-CaFa4HZroL6xkAwnwewxnvLkVj4="
+    },
     "picomatch": {
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.2.1.tgz",