google-benchmark: updated to 1.8.3

v1.8.3

Fix broken PFM-enabled tests
Update tools.md for missing color meaning
Add pyproject.toml file for PEP518 compliance
pfm: Use a more standard CMake approach for finding libpfm
Bump nanobind to stable v1.4.0 tag
Bump scipy from 1.5.4 to 1.10.0 in /tools
Downgrade bazel to windows-2019
Add tests for Human Readable functionality
Delete unused requirements file, simplify nanobind build file
Update bzlmod support to new rules_python extension API
Re-enable windows-latest tests for newer Bazel
Fix -Werror,-Wold-style-cast build failure on Windows.
Mark internal deps as dev_depenencies so that downstream modules don't require those
bug: Inconsistent suffixes console reporter 1009
Fix IntelLLVM compiler error
fix: added benchmark_counters_tabular for file
[perf-counters] Fix pause/resume
sysinfo.cc: Call getloadavg for Android API >= 29
benchmark.cc: Fix benchmarks_with_threads condition
perf-counters: Make tests pass on Android
State: Initialize counters with kAvgIteration in constructor
perf_counters: Initialize once only when needed
test: Use gtest_main only when needed
StatisticsMedian: Fix bug

(adam)