[3/3] Bump grpc to 1.33.1 to fix corruption when downloading CAS blobs

[scele]

Part 3: remove 1.32.x from third_party/grpc.

grpc-java versions 1.27 through 1.32 had a bug where messages could arrive
after the call was reported clsoed. In the case of bazel, this meant that
in GrpcCacheClient, onNext could be called after onError. This leads to
offset bookkeeping getting out of sync, and corrupts the CAS blob download.

#12927

[meteorcloudy]

Why the jar files are appeared as moved instead of deleted then added?

[scele]

Why the jar files are appeared as moved instead of deleted then added?

I think it's a github UI glitch. Git shows that the files are changing:

$ git diff HEAD^^ --stat
 third_party/grpc/BUILD                                                            |  18 +++++++++---------
 third_party/grpc/README.bazel.md                                                  |  12 ++++++------
 third_party/grpc/{bazel_1.32.0.patch => bazel_1.33.1.patch}                       |   0
 third_party/grpc/compiler/src/java_plugin/cpp/java_generator.h                    |   4 ++--
 third_party/grpc/{grpc-api-1.32.2.jar => grpc-api-1.33.1.jar}                     | Bin 228400 -> 230504 bytes
 third_party/grpc/{grpc-auth-1.32.2.jar => grpc-auth-1.33.1.jar}                   | Bin 14497 -> 14497 bytes
 third_party/grpc/{grpc-context-1.32.2.jar => grpc-context-1.33.1.jar}             | Bin 30569 -> 30598 bytes
 third_party/grpc/{grpc-core-1.32.2.jar => grpc-core-1.33.1.jar}                   | Bin 634458 -> 646043 bytes
 third_party/grpc/{grpc-netty-1.32.2.jar => grpc-netty-1.33.1.jar}                 | Bin 242645 -> 245937 bytes
 third_party/grpc/{grpc-protobuf-1.32.2.jar => grpc-protobuf-1.33.1.jar}           | Bin 5179 -> 5178 bytes
 third_party/grpc/{grpc-protobuf-lite-1.32.2.jar => grpc-protobuf-lite-1.33.1.jar} | Bin 7629 -> 7628 bytes
 third_party/grpc/{grpc-stub-1.32.2.jar => grpc-stub-1.33.1.jar}                   | Bin 49585 -> 49720 bytes
 third_party/grpc/{grpc_1.32.0.patch => grpc_1.33.1.patch}                         |   0
 13 files changed, 17 insertions(+), 17 deletions(-)

[meteorcloudy]

OK, thanks!

[philwo]

FYI @coeuvre

[philwo]

@scele Thank you for the PR series! I think this would be ready to merge, now that the other two are in.

Could you please rebase this, so that we can get a clean CI run before merging it?

[scele]

@meteorcloudy @philwo rebased!

[meteorcloudy]

Thanks, merging this now!

[meteorcloudy]

Thank you so much! Now merged!