aws-sdk-cpp: upgrade 1.11.621 -> 1.11.629

(cherry picked from commit 7c83399)

Author: aws-iot-embedded-linux-ci

recipes-sdk/aws-sdk-cpp/aws-sdk-cpp_1.11.621.bb renamed to recipes-sdk/aws-sdk-cpp/aws-sdk-cpp_1.11.629.bb

@@ -19,7 +19,7 @@ SRC_URI = "\
     file://ptest_result.py \
     "
 
-SRCREV = "493ec9d8e969926d6d52831f30d20e364842ef15"
+SRCREV = "761907a121f5ff7b3eedc0e31e92e0239deb2fc0"
 
 S = "${WORKDIR}/git"