[v12.x backport] Update tzdata icu

[albertyw]

Backport of #30211 and #30232 (combined)

Includes these two commits on the master branch:

commit 418dd68
Author: Albert Wang git@albertyw.com
Date: Sat Nov 2 18:08:46 2019

tools: update icu to 65.1

Update the version of the bundled ICU (deps/icu-small) to ICU version
65.2.

Fixes: https://github.com/nodejs/node/issues/30211
Fixes: https://github.com/nodejs/node/issues/29540

PR-URL: https://github.com/nodejs/node/pull/30232
Reviewed-By: Steven R Loomis <srloomis@us.ibm.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com>

commit 31ea341
Author: Albert Wang git@albertyw.com
Date: Sun Nov 10 14:28:15 2019

tools: update tzdata to 2019c

Fixes: https://github.com/nodejs/node/issues/30211
PR-URL: https://github.com/nodejs/node/pull/30356
Reviewed-By: Steven R Loomis <srloomis@us.ibm.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>

Checklist

• make -j4 test (UNIX), or vcbuild test (Windows) passes
• tests and/or benchmarks are included
• commit message follows commit guidelines

[jameshilliard]

I included the tzdata update in #31433.

[albertyw]

Just realized that @jameshilliard made this same PR in #31433.