Update emsdk version from ada02ef3 to 6a1891c3

[emscripten-bot]

This is an automatic change generated by tools/maint/rebaseline_tests.py --update-emsdk.

emsdk version updated: ada02ef3 => 6a1891c3

The following revisions were included in this update:

- 6a1891c3 Roll llvm-project from 6ba0802b406e to c0fb057aad58 (15 revisions)
- f5d4947d Roll llvm-project from e6734a41bb41 to 6ba0802b406e (54 revisions)
- 60a1f53e Roll emscripten from 855804c1342a to dc0f21dd8aab (1 revision)
- 95ea5027 Roll binaryen from 180bae3ed42f to c75f2ae1a525 (1 revision)
- 3a40721b Roll llvm-project from d23b9dbc4e8b to e6734a41bb41 (82 revisions)
- 80f0c7c3 Roll emscripten from 2bdd1af24187 to 855804c1342a (1 revision)
- a91a1534 Roll llvm-project from f4ad12c3e437 to d23b9dbc4e8b (43 revisions)
- 4ae1cf57 Roll v8 from 3e6373bb9f91 to ec616fda9fd9 (39 revisions)
- 5ece3e68 Roll llvm-project from d79ce87f19d7 to f4ad12c3e437 (20 revisions)
- 98b0f043 Roll llvm-project from fadd7e640336 to d79ce87f19d7 (21 revisions)
- d7ae7883 Roll binaryen from 6c4214f7d34d to 180bae3ed42f (1 revision)
- 197ab55b Roll emscripten from c28f6635a6e6 to 2bdd1af24187 (4 revisions)
- 46e27fa0 Roll llvm-project from c13e9e15eb00 to fadd7e640336 (55 revisions)
- 907bdaf6 Roll emscripten from e2ebea0e5f84 to c28f6635a6e6 (3 revisions)
- b6475a37 Roll binaryen from e7a45512aa26 to 6c4214f7d34d (1 revision)
- 8b650320 Roll emscripten from 7afdae44d67c to e2ebea0e5f84 (2 revisions)
- 57d6f920 Roll llvm-project from 5c8ee8eb34e2 to c13e9e15eb00 (59 revisions)
- 1be08a23 Roll binaryen from 20486056d457 to e7a45512aa26 (2 revisions)
- 4ab50fb8 Roll llvm-project from df357e7893ca to 5c8ee8eb34e2 (41 revisions)
- 5a0918e1 Roll binaryen from 3d7eee7a4d2c to 20486056d457 (1 revision)
- b7becee8 Roll v8 from 51e4731566c7 to 3e6373bb9f91 (26 revisions)
- 0b06d2ce Roll llvm-project from ed1626b9d0ea to df357e7893ca (40 revisions)

Full log: https://chromium.googlesource.com/emscripten-releases/+log/ada02ef3..6a1891c3

The following (1) test expectation files were updated by
running the tests with --rebaseline:

codesize/test_codesize_hello_dylink_all.json: 859148 => 859118 [-30 bytes / -0.00%]

Average change: -0.00% (-0.00% - -0.00%)