fix(macro-expansion.md): fix the article `an` to `a`#1759

Merged

tshepang merged 1 commit intorust-lang:masterfrom

ismailarilik:patch-24

Jul 28, 2023

Commits on Jul 28, 2023

fix(macro-expansion.md): fix the article `an` to `a` to have uninterrupted reading
ismailarilik
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