Take fixed fuzzer results out of failing bucket.

These fuzz-crashes were typically issues the JIT faced with some
LLVM issue, and got fixed probably due to a recently updated LLVM.

Fixes:
  #1512
  #1624
  #1636
PiperOrigin-RevId: 686177005

Author: hzeller

xls/fuzzer/BUILD

@@ -379,16 +379,10 @@ generate_crasher_regression_tests(
         "crashers/crasher_2023-10-01_eb60.x",
         # TODO(https://github.com/google/xls/issues/1141): Remove when fixed.
         "crashers/crasher_2023-10-02_7c14.x",
-        # TODO(https://github.com/google/xls/issues/1512): Remove when fixed.
-        "crashers/crasher_2024-07-14_b78c.x",
         # TODO(https://github.com/google/xls/issues/1609): Remove when fixed.
         "crashers/crasher_2024-09-14_6bbb.x",
         # TODO(https://github.com/google/xls/issues/1618): Remove when fixed.
         "crashers/crasher_2024-09-20_67c5.x",
-        # TODO(https://github.com/google/xls/issues/1624): Remove when fixed.
-        "crashers/crasher_2024-09-23_0330.x",
-        # TODO(https://github.com/google/xls/issues/1636): Remove when fixed.
-        "crashers/crasher_2024-09-26_ac56.x",
     ],
     prefix = package_name(),
     tags = {