Bump sequelize from 5.15.1 to 5.21.9

Bumps [sequelize](https://github.com/sequelize/sequelize) from 5.15.1 to 5.21.9.
- [Release notes](https://github.com/sequelize/sequelize/releases)
- [Commits](sequelize/sequelize@v5.15.1...v5.21.9)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

package.json

@@ -79,7 +79,7 @@
     "passthrough-counter": "^1.0.0",
     "pify": "^3.0.0",
     "redis": "^3.0.2",
-    "sequelize": "^5.15.1",
+    "sequelize": "^5.21.9",
     "simple-netease-cloud-music": "^0.5.0",
     "uuid": "^3.2.1",
     "winston": "^2.4.0"

yarn.lock

@@ -4079,7 +4079,7 @@ restore-cursor@^2.0.0:
     onetime "^2.0.0"
     signal-exit "^3.0.2"
 
-retry-as-promised@^3.1.0:
+retry-as-promised@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/retry-as-promised/-/retry-as-promised-3.2.0.tgz#769f63d536bec4783549db0777cb56dadd9d8543"
   integrity sha512-CybGs60B7oYU/qSQ6kuaFmRd9sTZ6oXSc0toqePvV74Ac6/IFZSI1ReFQmtCN+uvW1Mtqdwpvt/LGOiCBAY2Mg==
@@ -4161,7 +4161,7 @@ semver-regex@^2.0.0:
   resolved "https://registry.npm.taobao.org/semver/download/semver-5.7.1.tgz?cache=0&sync_timestamp=1586534511518&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fsemver%2Fdownload%2Fsemver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
   integrity sha1-qVT5Ma66UI0we78Gnv8MAclhFvc=
 
-semver@6.3.0, semver@^6.0.0, semver@^6.1.1:
+semver@6.3.0, semver@^6.0.0, semver@^6.3.0:
   version "6.3.0"
   resolved "https://registry.npm.taobao.org/semver/download/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
   integrity sha1-7gpkyK9ejO6mdoexM3YeG+y9HT0=
@@ -4176,26 +4176,26 @@ sequelize-pool@^2.3.0:
   resolved "https://registry.yarnpkg.com/sequelize-pool/-/sequelize-pool-2.3.0.tgz#64f1fe8744228172c474f530604b6133be64993d"
   integrity sha512-Ibz08vnXvkZ8LJTiUOxRcj1Ckdn7qafNZ2t59jYHMX1VIebTAOYefWdRYFt6z6+hy52WGthAHAoLc9hvk3onqA==
 
-sequelize@^5.15.1:
-  version "5.15.1"
-  resolved "https://registry.yarnpkg.com/sequelize/-/sequelize-5.15.1.tgz#f130ded17e74395ae7f5e265277c99577e895afb"
-  integrity sha512-DCzzJYvJLMKnyf8G3at2A+yM9M2fSQmTmuOYIpCWM8Gjqx3XfgNTd1NkuyPWFoi1/d1AXQsN2VDPXkPczida8A==
+sequelize@^5.21.9:
+  version "5.21.9"
+  resolved "https://registry.yarnpkg.com/sequelize/-/sequelize-5.21.9.tgz#6f572d84c89d3819b942f68710142986e5cbc494"
+  integrity sha512-CCUgdaGm92ro9ULF3Pi4CLToAYajB3bCAw6mkruAtAsrb/PkK1sl83kLhBiTIxEzTcrtj5Tt/ZqJ8kKE1cRncA==
   dependencies:
     bluebird "^3.5.0"
     cls-bluebird "^2.1.0"
     debug "^4.1.1"
     dottie "^2.0.0"
     inflection "1.12.0"
-    lodash "^4.17.11"
+    lodash "^4.17.15"
     moment "^2.24.0"
     moment-timezone "^0.5.21"
-    retry-as-promised "^3.1.0"
-    semver "^6.1.1"
+    retry-as-promised "^3.2.0"
+    semver "^6.3.0"
     sequelize-pool "^2.3.0"
     toposort-class "^1.0.1"
-    uuid "^3.2.1"
+    uuid "^3.3.3"
     validator "^10.11.0"
-    wkx "^0.4.6"
+    wkx "^0.4.8"
 
 set-blocking@^2.0.0:
   version "2.0.0"
@@ -4770,7 +4770,7 @@ util-deprecate@^1.0.1, util-deprecate@~1.0.1:
   resolved "http://registry.npm.taobao.org/util-deprecate/download/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
   integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
 
-uuid@^3.2.1, uuid@^3.3.2:
+uuid@^3.2.1, uuid@^3.3.2, uuid@^3.3.3:
   version "3.4.0"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.4.0.tgz#b23e4358afa8a202fe7a100af1f5f883f02007ee"
   integrity sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A==
@@ -4850,7 +4850,7 @@ winston@^2.4.0:
     isstream "0.1.x"
     stack-trace "0.0.x"
 
-wkx@^0.4.6:
+wkx@^0.4.8:
   version "0.4.8"
   resolved "https://registry.yarnpkg.com/wkx/-/wkx-0.4.8.tgz#a092cf088d112683fdc7182fd31493b2c5820003"
   integrity sha512-ikPXMM9IR/gy/LwiOSqWlSL3X/J5uk9EO2hHNRXS41eTLXaUFEVw9fn/593jW/tE5tedNg8YjT5HkCa4FqQZyQ==