Update mongo

Changes:

- https://github.com/docker-library/mongo/commit/dc88ff8: Update to 4.2.4

library/mongo

@@ -46,16 +46,16 @@ Architectures: amd64, arm64v8, s390x
 GitCommit: bba1349012df392cc4679c3e2eca2c15f9f89720
 Directory: 4.2
 
-Tags: 4.2.3-windowsservercore-ltsc2016, 4.2-windowsservercore-ltsc2016, 4-windowsservercore-ltsc2016, windowsservercore-ltsc2016
-SharedTags: 4.2.3-windowsservercore, 4.2-windowsservercore, 4-windowsservercore, windowsservercore, 4.2.3, 4.2, 4, latest
+Tags: 4.2.4-windowsservercore-ltsc2016, 4.2-windowsservercore-ltsc2016, 4-windowsservercore-ltsc2016, windowsservercore-ltsc2016
+SharedTags: 4.2.4-windowsservercore, 4.2-windowsservercore, 4-windowsservercore, windowsservercore, 4.2.4, 4.2, 4, latest
 Architectures: windows-amd64
-GitCommit: d1670df1e02f6d7631fa247a5df6fd70873794b0
+GitCommit: dc88ff866377f04ce65ed61eb004fe361b3e8672
 Directory: 4.2/windows/windowsservercore-ltsc2016
 Constraints: windowsservercore-ltsc2016
 
-Tags: 4.2.3-windowsservercore-1809, 4.2-windowsservercore-1809, 4-windowsservercore-1809, windowsservercore-1809
-SharedTags: 4.2.3-windowsservercore, 4.2-windowsservercore, 4-windowsservercore, windowsservercore, 4.2.3, 4.2, 4, latest
+Tags: 4.2.4-windowsservercore-1809, 4.2-windowsservercore-1809, 4-windowsservercore-1809, windowsservercore-1809
+SharedTags: 4.2.4-windowsservercore, 4.2-windowsservercore, 4-windowsservercore, windowsservercore, 4.2.4, 4.2, 4, latest
 Architectures: windows-amd64
-GitCommit: d1670df1e02f6d7631fa247a5df6fd70873794b0
+GitCommit: dc88ff866377f04ce65ed61eb004fe361b3e8672
 Directory: 4.2/windows/windowsservercore-1809
 Constraints: windowsservercore-1809