fix(deps): update dependency @nestjs/swagger to v4.5.4

Author: renovate-bot

package.json

@@ -28,7 +28,7 @@
     "@nestjs/core": "6.11.8",
     "@nestjs/mongoose": "6.3.1",
     "@nestjs/platform-express": "6.11.8",
-    "@nestjs/swagger": "4.2.12",
+    "@nestjs/swagger": "4.5.4",
     "@nestjsx/crud": "4.4.1",
     "@typegoose/typegoose": "6.3.2",
     "class-transformer": "0.2.3",

yarn.lock

@@ -616,6 +616,11 @@
     tslib "1.10.0"
     uuid "3.4.0"
 
+"@nestjs/mapped-types@0.0.3":
+  version "0.0.3"
+  resolved "https://registry.yarnpkg.com/@nestjs/mapped-types/-/mapped-types-0.0.3.tgz#7b50206935452e74a270ed9a07ad05a6305b0b42"
+  integrity sha512-PKxWOVaMyvj9/82afLpMZ/+Pb5JacCURRP/FY/tCDtsoS+MABeQGj2oqbtH4uQUiL4n+H0IigvQGHWQ1zPPknA==
+
 "@nestjs/mongoose@6.3.1":
   version "6.3.1"
   resolved "https://registry.yarnpkg.com/@nestjs/mongoose/-/mongoose-6.3.1.tgz#542b73a8a9b2b8d42c52c9738eb3e7450018bb93"
@@ -641,11 +646,12 @@
     "@angular-devkit/schematics" "7.3.8"
     fs-extra "8.1.0"
 
-"@nestjs/swagger@4.2.12":
-  version "4.2.12"
-  resolved "https://registry.yarnpkg.com/@nestjs/swagger/-/swagger-4.2.12.tgz#5f68a97c45475d1ee48bb4eaf3638b69b2896959"
-  integrity sha512-+ewTeVFKlgVKhkg6ul1l4hWt/PatnIxMOLcpr5wM9MBZUN9Dh7p4Guv5ZWqRx2qWsttfYWPZbQzmNRfRFO9+nw==
+"@nestjs/swagger@4.5.4":
+  version "4.5.4"
+  resolved "https://registry.yarnpkg.com/@nestjs/swagger/-/swagger-4.5.4.tgz#6026d33c1e002ab2f7c4ef2a9a0a568daf943868"
+  integrity sha512-UW52HtZw9fIEQyY/H8jOOI/0P7GwsKPsFE4DXZBhCyBrLbzcga/XVf8dXL53m43WlfcMIxuon/+lHiwLvq8IZA==
   dependencies:
+    "@nestjs/mapped-types" "0.0.3"
     lodash "4.17.15"
     path-to-regexp "3.2.0"