[GLUTEN-6887][VL] Daily Update Velox Version (dft-2026_06_30) (#12396)

Upstream Velox's New Commits:
e5031e46a by Krishna Pai, fix(ci): Harden the require-fbcode-import approval hop (#17973)
cc7a42add by Krishna Pai, fix(ci): Publish the require-fbcode-import gate as a commit status (#17971)
ad9c34e1b by Krishna Pai, fix(ci): Auto-green require-fbcode-import gate when a PR is imported (#17968)
f996d054b by Morgan McLain-Smith, fix(StreamingAggregation): Do not drop input batches under downstream back-pressure (#17941)
8d8998ce8 by Krishna Pai, fix(ci): Make require-fbcode-import gate robust and auto-green on import (#17963)
70efe62dd by Krishna Pai, fix(ci): Add require-fbcode-import merge gate (#17952)
4e4ec5ba3 by n0r0shi, feat(spark): Add Spark sin, tan, tanh, radians, and ln math functions (#17648)
61a9053bc by Chandrashekhar Kumar Singh, refactor(cursor): Pass TaskQueue future out-params by reference (#17947)
e06dd2b5e by Huameng (Michael) Jiang, feat(selective): SIMD filterCache evaluation for dictionary index reading with filters (#17954)
6577a09c9 by Kk Pulla, feat(exec): Push dynamic filters through StreamingAggregation grouping keys (#17918)
29dd5b5c5 by Zhichen Xu, feat(rpc): RPCOperator runtime stats v2 — RTT, congestion, error-kind breakdown (#17943)
a018cad73 by Huameng (Michael) Jiang, fix(dict): Initialize sparse null buffer more rigorously (#17940)

Signed-off-by: glutenperfbot <glutenperfbot@glutenproject-internal.com>
Co-authored-by: glutenperfbot <glutenperfbot@glutenproject-internal.com>
Co-authored-by: Yuan <yuanzhou@apache.org>

Author: 3 people

ep/build-velox/src/get-velox.sh

@@ -18,8 +18,8 @@ set -exu
 
 CURRENT_DIR=$(cd "$(dirname "$BASH_SOURCE")"; pwd)
 VELOX_REPO=https://github.com/IBM/velox.git
-VELOX_BRANCH=dft-2026_06_27
-VELOX_ENHANCED_BRANCH=ibm-2026_06_27
+VELOX_BRANCH=dft-2026_06_30
+VELOX_ENHANCED_BRANCH=ibm-2026_06_30
 VELOX_HOME=""
 RUN_SETUP_SCRIPT=ON
 ENABLE_ENHANCED_FEATURES=OFF