Update Bazel to latest version
Update Bazel to latest version

Included changes:

  - 3762e94856dda91f91a5d14fcd56eb412a281c68 Add output_source_jar parameter to pack_sources Starlark ...
  - 1ada9a5e75fb9ff80388b5e4188f7873b59a315b Check isIpV4StackPreferred before binding with ipv6 address
  - 226af9c5ac101484ed12e474b784107745ba32a0 Simplify some redundant code
  - 37687c1e446ab433ca2518022bc5eda9f926e06a proto_lang_toolchain: Add test to verify that blacklisted...
  - f1ceb37b7bc2dabb222265adb55c8dc96549cdee Tweak the --experimental_remote_downloader help text
  - 981c0d47ce2b321db64e4613eb60a6ee602e4d6d Update `--remote_http_cache` to `--remote_cache`
  - 0d0758aeaaf7ade4fbacfb99e222b9a8a0f08a21 Replace explodeDirectory with visitTree for an on-line vi...
  - 95e6648b69cf94e4b0e0cac2dc5c71a66fec0271 Test Encyclopedia: Link to corresponding attrs for size, ...
  - f6dc5fa3cb01d5266df1d2ffae68d59d2fe48675 Test Encyclopedia: Reflect that only enumerated test size...
  - 8704af2f48d5070316a34639b45a767b4548f469 Test Encyclopedia: --test_timeout flag can override `time...
  - 51eaf2a414f70e65608f991dbccfc0ecd42d9bf7 Test Encyclopedia: Add links to test sharding section
  - a9d5c81563dbfcf6f3f625ec9e4c99a565232094 Common test attributes: Mention env vars which propagate ...
  - 675894092ae66ef0badb87e47a1ccf9ab75ea062 Test Encyclopedia: Add heading for test sharding section
  - 7b23452eae6e07e8d7f762f5ed37f4eaffd6542a Remove unused methods.
  - bb9eed0653c92ba668aec94dffbfed5112921e11 Dump Skyframe state after builds.
  - 485fccf90a51e6646d0abf29bc38f2c16443c0b2 Remove documentation from experimental parameter.
  - 05c20106a90d33043c78d1c64fb1ca448b3b7187 Update error message thrown during loading phase if BUILD...
  - 2436a358f464ea75b6308dd530c5cce0adde2ebc Report workspace file events as they happen
  - 0985ad7ad749d415983a8e6240cd25423b5cce88 Set up proper serialization for ConfiguredTargetKeyWithTo...
  - a91aad8aebc4fea02dc480732d64689cd5d4a545 Add missing tests for object files support and a separate...
  - 930424b77fb029faf794c2b503f90b6f2d307bf1 Add oso_prefix_is_pwd macOS feature
  - 8953b6632abd7ec4380aca42f168f41e4d437c52 Automated rollback of commit 86c202f9b35c980ba4b606dbe8ae...
  - c3ea5a1253c6cfad46fffa25d9842bce1fdc69c2 Revert grpc upgrade
  - b3a4b511a4a8f2376486f6df0c946a11ddd11c78 Update docs for 3.4.0.
  - d0a74ff94fe682d729283b34e92e344e964a1632 Automated rollback of commit 5fb12454ff1edadec4955099fb37...
  - d917bf23034dea4503ca709f80307eda63378e8c Release 3.4.1 (2020-07-14)
  - a68bdbb0fe2fef5b5ac7acad98a17e567b8a8a59 Remove OutputStore#injectedFiles.
  - 5fb12454ff1edadec4955099fb372134e752a457 Add BulkDeleter interface to assist in deleting outputs
  - 86c202f9b35c980ba4b606dbe8ae5183fc641945 Disable tests on RBE in Bazel's presubmit and postsubmit.
  - 64b468a9c10befc40ee945a86b028f88dcb43466 Remove treeFileCache from OutputStore.
  - 1a0f47a8b9584aa8a516b58f4bcab33c375d32ab Add third_party deps for ctexplain
  - 93262a5b1eb7bb898ebaf6cf0466ad1c1beb1d6f Release 3.4.0 (2020-07-13)
  - 5e486a2bb2a79afa73f7b7fda53c320bb2930b96 Starlark: make IfStatement immutable
  - d8c8a2bcf295ace398030dbadf047b197ec9cfb6 Add a test for bazel-distfile.tar.
  - db3082db1e2a0f23ced54e0686e81586b8b55723 Starlark: better reflection cache in CallUtils
  - a129736a6821eac1a0f7f6146e1b316ac7ee643a Fixes a typo in the JDK URL that would cause Bazel to war...

BAZEL_VERSION_REV_ID: 3762e94856dda91f91a5d14fcd56eb412a281c68
Change-Id: I079608aea2d479d51f5a7d894ccf734fb27576e5

google/copybara,google/copybara,google/copybara