docs: update .all-contributorsrc [skip ci]

allcontributors[bot] · jwu910 · commit 52822a899a18 · 2020-02-21T10:33:23.000-08:00
diff --git a/.all-contributorsrc b/.all-contributorsrc
@@ -245,7 +245,8 @@
       "avatar_url": "https://avatars0.githubusercontent.com/u/22556323?v=4",
       "profile": "https://github.com/mahendraHegde",
       "contributions": [
-        "code"
+        "code",
+        "doc"
       ]
     }
   ],

Original file line number	Diff line number	Diff line change
`@@ -245,7 +245,8 @@`
`245`	`245`	`"avatar_url": "https://avatars0.githubusercontent.com/u/22556323?v=4",`
`246`	`246`	`"profile": "https://github.com/mahendraHegde",`
`247`	`247`	`"contributions": [`
`248`		`- "code"`
	`248`	`+ "code",`
	`249`	`+ "doc"`
`249`	`250`	`]`
`250`	`251`	`}`
`251`	`252`	`],`