to silence warnings like:
```
configure.ac:3671: warning: The macro `AC_HELP_STRING' is obsolete.
configure.ac:3671: You should run autoupdate.
```
Signed-off-by: Kefu Chai <tchaikov@gmail.com>
(cherry picked from commit
6b43df3c58fd15501988b7cfbe411fb42f223689)
sslDir="${depsToolsetDir}/openssl"
sslSrcDir="${depsSrcDir}/openssl"
-curlTag="curl-7_66_0"
+curlTag="curl-7_84_0"
curlSrcDir="${depsSrcDir}/curl"
curlDir="${depsToolsetDir}/curl"