Make small grammar nits to CHANGELOG

[mfreed]

No description provided.

[codecov]

Codecov Report

Merging #1671 into master will increase coverage by 0.36%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1671      +/-   ##
==========================================
+ Coverage   91.62%   91.98%   +0.36%     
==========================================
  Files         144      142       -2     
  Lines       21899    20955     -944     
==========================================
- Hits        20064    19275     -789     
+ Misses       1835     1680     -155

Flag	Coverage Δ
#cron	?
#pr	91.98% <ø> (+0.01%)	⬆️

Impacted Files	Coverage Δ
src/plan_add_hashagg.c	43.33% <0%> (-45.01%)	⬇️
src/telemetry/uuid.c	84.61% <0%> (-15.39%)	⬇️
src/planner_import.c	58.65% <0%> (-11.48%)	⬇️
src/cache_invalidate.c	78.12% <0%> (-2.44%)	⬇️
src/bgw_policy/chunk_stats.c	83.92% <0%> (-1.56%)	⬇️
src/loader/loader.c	91.57% <0%> (-1.25%)	⬇️
src/histogram.c	89.02% <0%> (-1.22%)	⬇️
src/estimate.c	86.17% <0%> (-0.83%)	⬇️
src/telemetry/telemetry.c	79.55% <0%> (-0.71%)	⬇️
src/cache.c	84.82% <0%> (-0.65%)	⬇️
... and 76 more

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[bboule]

Looks good to me!!