Fixed bug #4727 : toFormData Blob issue on node>v17; (#4728)

* Fixed bug #4727;
Added node 18.x to the CI;
Added hotfix for `ERR_OSSL_EVP_UNSUPPORTED` issue with karma running on node >=17.x;
Added `cross-env` to allow running build and test scripts on Windows platforms;

* Added conditional setting of `--openssl-legacy-provider` option for node versions >=17.x;

* Refactored ssl-hotfix & test script;

* Fixed and refactored default max body length test due to ECONNRESET failure;

* Added test for converting the data uri to a Blob;
Fixed bug with parsing mime type for Blob;

Co-authored-by: Jay <jasonsaayman@gmail.com>

bin/ssl_hotfix.js

@@ -0,0 +1,22 @@
+const {spawn} = require('child_process');
+
+const args = process.argv.slice(2);
+
+console.log(`Running ${args.join(' ')} on ${process.version}\n`);
+
+const match = /v(\d+)/.exec(process.version);
+
+const isHotfixNeeded = match && match[1] > 16;
+
+isHotfixNeeded && console.warn('Setting --openssl-legacy-provider as ssl hotfix');
+
+const test = spawn('cross-env',
+  isHotfixNeeded ? ['NODE_OPTIONS=--openssl-legacy-provider', ...args] : args, {
+    shell: true,
+    stdio: 'inherit'
+  }
+);
+
+test.on('exit', function (code) {
+  process.exit(code)
+})