gitignore: don't ignore directories named "html"

rgetz · rgetz · commit 9d88efd07844 · 2020-04-16T15:10:20.000-04:00
That was put in there while we were building Doxygen in the source
directory. Now that goes into the cmake destination directory.

Signed-off-by: Robin Getz &lt;robin.getz@analog.com&gt;
diff --git a/.gitignore b/.gitignore
@@ -17,6 +17,5 @@ install_manifest.txt
 Makefile
 build/
 
-html/
 Doxyfile
 doxygen_sqlite3.db
