chore: fix shrinkwrap.yaml

shrinkwrap.yaml

@@ -921,7 +921,6 @@ packages:
     dependencies:
       delegates: 1.0.0
       readable-stream: 2.3.3
-    optional: true
     resolution:
       integrity: sha1-u13KOCu5TwXhUZQ3PRb9O6HKEQ0=
   /argparse/1.0.9:
@@ -1615,7 +1614,6 @@ packages:
     resolution:
       integrity: sha512-5oNkD/L++l0O6xGXxb1EWS7SivtjfGQlRyxJsYgE0Z495/L81e2h4/d3r969hoPXuFItzNOKMtsXgYG4c7dYvw==
   /console-control-strings/1.1.0:
-    optional: true
     resolution:
       integrity: sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=
   /content-disposition/0.5.2:
@@ -1904,7 +1902,6 @@ packages:
     engines:
       iojs: '>=1.0.0'
       node: '>=0.12.0'
-    optional: true
     resolution:
       integrity: sha1-SLaZwn4zS/ifEIkr5DL25MfTSn8=
   /deep-require-cwd/1.0.0:
@@ -1969,7 +1966,6 @@ packages:
     resolution:
       integrity: sha1-3zrhmayt+31ECqrgsp4icrJOxhk=
   /delegates/1.0.0:
-    optional: true
     resolution:
       integrity: sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=
   /depd/1.1.1:
@@ -2619,7 +2615,6 @@ packages:
       string-width: 1.0.2
       strip-ansi: 3.0.1
       wide-align: 1.1.2
-    optional: true
     resolution:
       integrity: sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=
   /generate-function/1.1.0:
@@ -2895,7 +2890,6 @@ packages:
     resolution:
       integrity: sha512-vdbKfmw+3LoOYVr+mtxHaX5a96+0f3DljYd8JOqvOLsf5mw2Otda2qCDT9qRqLAhrjyQ0h7ual5nOiASpsGNFw==
   /has-unicode/2.0.1:
-    optional: true
     resolution:
       integrity: sha1-4Ob+aijPUROIVeCG0Wkedx3iqLk=
   /has/1.0.1:
@@ -3960,7 +3954,6 @@ packages:
       integrity: sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=
   /moment/2.20.1:
     dev: true
-    optional: true
     resolution:
       integrity: sha512-Yh9y73JRljxW5QxN08Fner68eFLxM5ynNOAw2LbIB1YAGeQzZT8QFSUvkAz609Zf+IHhhaUxqZK8dG3W/+HEvg==
   /months/1.2.0:
@@ -4446,7 +4439,6 @@ packages:
       console-control-strings: 1.1.0
       gauge: 2.7.4
       set-blocking: 2.0.0
-    optional: true
     resolution:
       integrity: sha512-2uUqazuKlTaSI/dC8AzicUck7+IrEaOnN/e0jd3Xtt1KcGpwx30v50mL7oPyr/h9bL3E4aZccVwpwP+5W9Vjkg==
   /number-is-nan/1.0.1:
@@ -5276,7 +5268,6 @@ packages:
       minimist: 1.2.0
       strip-json-comments: 2.0.1
     dev: false
-    optional: true
     resolution:
       integrity: sha1-J1zWh/bjs2zHVrqibf7oCnkDAf0=
   /read-cmd-shim/1.0.1:
@@ -5766,7 +5757,6 @@ packages:
     resolution:
       integrity: sha512-hSMUZrsPa/I09VYFJwa627JJkNs0NrfL1Uzuup+GqHfToR2KcsXFymXSV90hoyw3M+msjFuQly+YzIH/q0MGlQ==
   /set-blocking/2.0.0:
-    optional: true
     resolution:
       integrity: sha1-BF+XgtARrppoA93TgrJDkrPYkPc=
   /setprototypeof/1.0.3:
@@ -6799,7 +6789,6 @@ packages:
   /wide-align/1.1.2:
     dependencies:
       string-width: 1.0.2
-    optional: true
     resolution:
       integrity: sha512-ijDLlyQ7s6x1JgCLur53osjm/UXUYD9+0PbYKrBsYisYXzCxN+HC3mYDNy/dWdmf3AwqwU3CXwDCvsNgGK1S0w==
   /widest-line/2.0.0: