carto/grpc @ 56794708d2cf9dc5dec3e5662aa7114a43a4ccdf

Yang Gao 3ed874c861 sync up with master		%!s(int64=11) %!d(string=hai) anos
..
base64_test.c	befd26501a Adding base utils for JWT service account workflow. OpenSSL base64 decoding is	%!s(int64=11) %!d(string=hai) anos
credentials_test.c	82df7446ae Remove use of sprintf	%!s(int64=11) %!d(string=hai) anos
fetch_oauth2.c	1a809c0ebb Adding support for service account credentials.	%!s(int64=11) %!d(string=hai) anos
json_token_test.c	336bf21127 Fix opensource build test.	%!s(int64=11) %!d(string=hai) anos
secure_endpoint_test.c	5fd0d29dfe run clang-format	%!s(int64=11) %!d(string=hai) anos