docs: fix minor typo
authorPrayag Verma <prayag.verma@gmail.com>
Mon, 1 Feb 2016 09:10:36 +0000 (14:40 +0530)
committerPrayag Verma <prayag.verma@gmail.com>
Mon, 1 Feb 2016 09:10:36 +0000 (14:40 +0530)
commitd8086b6532e48e27424e787576a69c7b12553c38
treea47ad74dbb0a32f2065349f28b542443d3dea4bf
parente450d1586e5733471c25e474b2fa289c88d62011
docs: fix minor typo

Replace `an` with `a`
docs/development/source-code-directory-structure.md