build(deps): bump lunr from 2.3.6 to 2.3.7 in /site (#1960)

Bumps [lunr](https://github.com/olivernn/lunr.js) from 2.3.6 to 2.3.7.
- [Release notes](https://github.com/olivernn/lunr.js/releases)
- [Changelog](https://github.com/olivernn/lunr.js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/olivernn/lunr.js/compare/v2.3.6...v2.3.7)

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

site/package.json

@@ -22,7 +22,7 @@
     "hexo-renderer-stylus": "^1.1.0",
     "hexo-server": "^1.0.0",
     "lodash": "^4.17.13",
-    "lunr": "^2.3.6",
+    "lunr": "^2.3.7",
     "uuid": "^3.3.3"
   },
   "devDependencies": {

site/yarn.lock

@@ -3672,10 +3672,10 @@ lru-cache@^4.0.1:
     pseudomap "^1.0.2"
     yallist "^2.1.2"
 
-lunr@^2.3.6:
-  version "2.3.6"
-  resolved "https://registry.yarnpkg.com/lunr/-/lunr-2.3.6.tgz#f278beee7ffd56ad86e6e478ce02ab2b98c78dd5"
-  integrity sha512-swStvEyDqQ85MGpABCMBclZcLI/pBIlu8FFDtmX197+oEgKloJ67QnB+Tidh0340HmLMs39c4GrkPY3cmkXp6Q==
+lunr@^2.3.7:
+  version "2.3.7"
+  resolved "https://registry.yarnpkg.com/lunr/-/lunr-2.3.7.tgz#05ccf3af9d0e169b8f432c97e02fc1bdf3f36343"
+  integrity sha512-HjFSiy0Y0qZoW5OA1I6qBi7OnsDdqQnaUr03jhorh30maQoaP+4lQCKklYE3Nq3WJMSUfuBl6N+bKY5wxCb9hw==
 
 make-error-cause@^1.1.1:
   version "1.2.2"