Release v0.50.2

IMPROVEMENTS

• groupsize: cleanup old evaluations concurrently, better locking schematics

pkg: github.com/moov-io/watchman/internal/search
                                │  before.txt  │              after3.txt              │
                                │    sec/op    │    sec/op     vs base                │
_Search/dynamic_group_size-16     15.11m ± ∞ ¹   14.62m ± ∞ ¹       ~ (p=1.000 n=1) ²


pkg: github.com/moov-io/watchman/pkg/ofac
                              │  before.txt  │              after3.txt              │
                              │    sec/op    │    sec/op     vs base                │
Reader/SDN-16                   37.33m ± ∞ ¹   36.83m ± ∞ ¹       ~ (p=1.000 n=1) ²
Reader/Addresses-16             21.04m ± ∞ ¹   19.47m ± ∞ ¹       ~ (p=1.000 n=1) ²
Reader/AlternateIdentities-16   13.48m ± ∞ ¹   13.91m ± ∞ ¹       ~ (p=1.000 n=1) ²
Reader/Comments-16              385.0µ ± ∞ ¹   388.6µ ± ∞ ¹       ~ (p=1.000 n=1) ²
geomean                         7.990m         7.891m        -1.25%