Updated git submodules

Project: msb/apigateway master 75731b02e57345860f5542c4f512cb98ee5dbb90

Bump verison to 1.2.4

Issue-ID: MSB-302
Change-Id: I2f74212b1df07360933df842f929532c8430443d
Signed-off-by: Huabing Zhao <zhaohuabing@gmail.com>


diff --git a/docs/submodules/msb/apigateway.git b/docs/submodules/msb/apigateway.git
index 54406c1..75731b0 160000
--- a/docs/submodules/msb/apigateway.git
+++ b/docs/submodules/msb/apigateway.git
@@ -1 +1 @@
-Subproject commit 54406c1b1ba1971d1bebe06f9dd1fa5a1969ea49
+Subproject commit 75731b02e57345860f5542c4f512cb98ee5dbb90