submodule: Add --force option for git submodule update

diff --git a/RelNotes b/RelNotes
index a479abbc60611a95d75a33b092a322cb5fa2832c..d5ad5e14a9ea43a1ce7177f08bba115cab339123 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes-1.7.2.1.txt
\ No newline at end of file
+Documentation/RelNotes/1.7.4.4
\ No newline at end of file