Bump koa-session from 5.12.0 to 5.12.3

Bumps [koa-session](https://github.com/koajs/session) from 5.12.0 to 5.12.3.
- [Release notes](https://github.com/koajs/session/releases)
- [Changelog](https://github.com/koajs/session/blob/master/History.md)
- [Commits](https://github.com/koajs/session/compare/5.12.0...5.12.3)

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

package.json

@@ -65,7 +65,7 @@
     "koa-logger": "~3.2.1",
     "koa-redis": "^4.0.1",
     "koa-router": "^7.4.0",
-    "koa-session": "^5.10.1",
+    "koa-session": "^5.12.3",
     "koa-static": "^5.0.0",
     "koa-views": "^6.2.1",
     "koa-websocket": "^6.0.0",

yarn.lock

@@ -4725,10 +4725,10 @@ koa-send@^5.0.0:
     mz "^2.7.0"
     resolve-path "^1.4.0"
 
-koa-session@^5.10.1:
-  version "5.12.0"
-  resolved "https://registry.yarnpkg.com/koa-session/-/koa-session-5.12.0.tgz#1e6c6cea86b8ca2cca921c4a8881cfbfcc2628e0"
-  integrity sha512-2jBKF6Hp609Qh19NO4jT0Pehmp/49RiX0DetuCvSB6zmx32BRPOdNp6H6873xsvL9CyLGtaSJxvwxmAFBd1viw==
+koa-session@^5.12.3:
+  version "5.12.3"
+  resolved "https://registry.yarnpkg.com/koa-session/-/koa-session-5.12.3.tgz#c3a10b5195e1f49d13cf48e78efd6724599e16d7"
+  integrity sha512-r1vRerk6z+J54TtgXPG+oYGj1vwrd889bz55hS7VykWvbtmPNb0q/N7arOHGV8dnstlRyZPP3xCJL20wIf9LwA==
   dependencies:
     crc "^3.4.4"
     debug "^3.1.0"