Update notes for submitted changes

* DfsFsck: Check that .gitmodules in the repository have valid contents
* FsckError.CorruptObject: Use @Nullable constructor for errorType
* SubmoduleValidator: Always throw SubmoduleValidationException

39/b27f7c7b99499702db6e86ccfacf448a3231bf

@@ -0,0 +1,7 @@
+Code-Review+2: Jonathan Nieder <jrn@google.com>
+Verified+1: Jonathan Nieder <jrn@google.com>
+Submitted-by: Jonathan Nieder <jrn@google.com>
+Submitted-at: Tue, 09 Oct 2018 16:59:28 -0400
+Reviewed-on: https://git.eclipse.org/r/130517
+Project: jgit/jgit
+Branch: refs/heads/master

7a/ebb6779c19d0c62a1c11fa89d19a1e5a03ea1c

@@ -0,0 +1,7 @@
+Code-Review+2: Jonathan Nieder <jrn@google.com>
+Verified+1: CI Bot
+Submitted-by: Jonathan Nieder <jrn@google.com>
+Submitted-at: Tue, 09 Oct 2018 16:59:28 -0400
+Reviewed-on: https://git.eclipse.org/r/130656
+Project: jgit/jgit
+Branch: refs/heads/master

93/72791fcf0e3350a457cf5cf0959ccd3fff95fe

@@ -0,0 +1,7 @@
+Verified+1: CI Bot
+Code-Review+2: Jonathan Nieder <jrn@google.com>
+Submitted-by: Jonathan Nieder <jrn@google.com>
+Submitted-at: Tue, 09 Oct 2018 16:59:28 -0400
+Reviewed-on: https://git.eclipse.org/r/130648
+Project: jgit/jgit
+Branch: refs/heads/master