node_modules: update (#290)

Co-authored-by: dawidd6 <9713907+dawidd6@users.noreply.github.com>

node_modules/nodemailer/lib/smtp-connection/data-stream.js

@@ -1,7 +1,6 @@
 'use strict';
 
-const stream = require('stream');
-const Transform = stream.Transform;
+const { Transform } = require('stream');
 
 /**
  * Escapes dots in the beginning of lines. Ends the stream with <CR><LF>.<CR><LF>
@@ -12,9 +11,7 @@ const Transform = stream.Transform;
 class DataStream extends Transform {
     constructor(options) {
         super(options);
-        // init Transform
         this.options = options || {};
-        this._curLine = '';
 
         this.inByteCount = 0;
         this.outByteCount = 0;
@@ -25,7 +22,7 @@ class DataStream extends Transform {
      * Escapes dots
      */
     _transform(chunk, encoding, done) {
-        let chunks = [];
+        const chunks = [];
         let chunklen = 0;
         let i,
             len,
@@ -53,7 +50,7 @@ class DataStream extends Transform {
                     lastPos = i + 1;
                 }
             } else if (chunk[i] === 0x0a) {
-                // .
+                // \n
                 if ((i && chunk[i - 1] !== 0x0d) || (!i && this.lastByte !== 0x0d)) {
                     if (i > lastPos) {
                         buf = chunk.slice(lastPos, i);