cipd: update to 2a121dde.

Increases the max number of cached packages.

R=iannucci, vadimsh

Bug: 1003774
Change-Id: I489bca5e6ede4dfb28662b2ba640c972da5afb87
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/1806137
Auto-Submit: Andrii Shyshkalov <tandrii@google.com>
Reviewed-by: Vadim Shtayura <vadimsh@chromium.org>
Commit-Queue: Andrii Shyshkalov <tandrii@google.com>

cipd_client_version

-git_revision:db7a486094873e3944b8e27ab5b23a3ae3c401e7
+git_revision:2a121dde003a3079db0fdf58195b52cbf486f6ba

cipd_client_version.digests

 # This file was generated by
 #
 #  cipd selfupdate-roll -version-file cipd_client_version \
-#      -version git_revision:db7a486094873e3944b8e27ab5b23a3ae3c401e7
+#      -version git_revision:2a121dde003a3079db0fdf58195b52cbf486f6ba
 #
 # Do not modify manually. All changes will be overwritten.
 # Use 'cipd selfupdate-roll ...' to modify.
 
-linux-386       sha256  da1e744c1ef78cbc37c268098c1247d1dab422fff4a1c2b4ee5d0acaead1a440
-linux-amd64     sha256  acbaf635887fca9f7eb030826ebee9be205d8451f0fd452c7927233e5f0d5b62
-linux-arm64     sha256  7e55d9d2d42085278d35b5d1881883ca575366e6985b035055936989d06f9fd0
-linux-armv6l    sha256  6e0c5f1a1d74a4b3d014f8ba586a0f953339ca0af96bcf1834fbae8349ee20e6
-linux-mips64    sha256  9b326c18a407659553b5fc6493be7ed62020ca7e59ecce65b925698961d672bd
-linux-mips64le  sha256  2a00f13d74ea62b23d3c632a3ec71a3cf5bd12c198c64ec17b18b14c630f6674
-linux-mipsle    sha256  8185b5a3bdd396283c65ed3f81bbe7360555259fc159d8c4f58f3719de73c9c1
-linux-ppc64     sha256  f7d0941dceaa4d9d01693468ba1c30ff5ebebb5b675665af7d27e6d7a5c67fd3
-linux-ppc64le   sha256  c1ac4d54941a81bb71ff17af6fac688c437ca31b7f765894ab4f4f3474b45884
-linux-s390x     sha256  f84e7b6b17bc0110bc513f541546db849bc9b285b1e746522bf4e08579770014
-mac-amd64       sha256  c6fba332fc1565b7dcc8677ae337cf66b1fecacf3c0b6198ad26cc0c498dcdcf
-windows-386     sha256  afa9bca48f0bce3148436682d4219a6e11747ff606686e4b0ff272d4f9aedbca
-windows-amd64   sha256  f113085e53b027d955255d6fb7e92e5c63e0c5fb61c20a566ee53f4a06be9ce4
+linux-386       sha256  e8b497e5cf55d63ec62db48c467d3f3d54badcf2da9c05bf5d806bc268c8a5f2
+linux-amd64     sha256  5290fc923a3dcb9e1420f675309b40f93cd17d2f1a2852cff090db07e069e588
+linux-arm64     sha256  687177250594e21c58fcd53df4a32df64a958a8ff707dffaed4408df9315a008
+linux-armv6l    sha256  fcbd8d9a3c6bcbd1dc398e90b92ee607cc59073b85deec6eccaf56faaa94c410
+linux-mips64    sha256  6d679e14a8186c6c9ca775caa54b5fbc8d6621dae1c58a35a6c11180a03c5a7e
+linux-mips64le  sha256  6ad6ccecac3adc453494a6642b1bdf7a3b6fcc42e258c15cb1a31017be18f3dd
+linux-mipsle    sha256  27dd8f79066dccb87564645dd7bf8da5b628fbbca48ccd2707d9f88f779c9296
+linux-ppc64     sha256  7ba9cd2d0bd62b9fe48c39ad084d6b90f1d5b099fc524b3d1cf7c86f04254907
+linux-ppc64le   sha256  4dc93f51fd33210f105b3c53cd202e4578e07934cb266968a6ada7b843bda07f
+linux-s390x     sha256  246292123c48069a68d47ad9496fe8ef509d21a2c64196f1551a559b4468bb7a
+mac-amd64       sha256  18c4bdfe817764c80a5731609f7ebf6d98d0cb097f7a7e84e3ec26af6e00cbba
+windows-386     sha256  6f9e26edd38802580581412f50ebb59e0ea169b7988d0e292a71022a1c17a07e
+windows-amd64   sha256  9a20887c472db44eca1ce92d8e8f9b9a70060b25ba32717c870235b85d6ba528