Standardize license file format

diff --git a/pkgs/markdown/LICENSE b/pkgs/markdown/LICENSE
index 81764fd..7205952 100644
--- a/pkgs/markdown/LICENSE
+++ b/pkgs/markdown/LICENSE

@@ -2,6 +2,7 @@
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
 met:
+
     * Redistributions of source code must retain the above copyright
       notice, this list of conditions and the following disclaimer.
     * Redistributions in binary form must reproduce the above
@@ -11,6 +12,7 @@
     * Neither the name of Google Inc. nor the names of its
       contributors may be used to endorse or promote products derived
       from this software without specific prior written permission.
+
 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
@@ -21,4 +23,4 @@
 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
\ No newline at end of file
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.