src: update NODE_MODULE_VERSION to 108

Major V8 updates are usually API/ABI incompatible with previous
versions. This commit adapts NODE_MODULE_VERSION for V8 10.1.

Refs: https://github.com/nodejs/CTC/blob/master/meetings/2016-09-28.md

PR-URL: #42657
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>

doc/abi_version_registry.json

@@ -1,5 +1,6 @@
 {
   "NODE_MODULE_VERSION": [
+    { "modules": 108,"runtime": "node",     "variant": "v8_10.1",              "versions": "18.0.0-pre" },
     { "modules": 107,"runtime": "electron", "variant": "electron",             "versions": "20" },
     { "modules": 106,"runtime": "electron", "variant": "electron",             "versions": "19" },
     { "modules": 105,"runtime": "node",     "variant": "v8_9.8",               "versions": "18.0.0-pre" },

src/node_version.h

@@ -89,7 +89,7 @@
  * version matching should open a pull request to reserve a number in this
  * registry.
  */
-#define NODE_MODULE_VERSION 105
+#define NODE_MODULE_VERSION 108
 
 // The NAPI_VERSION provided by this version of the runtime. This is the version
 // which the Node binary being built supports.