fix format in license

LICENSE.md

@@ -1,12 +1,10 @@
-TREZOR REFERENCE SOURCE LICENSE (T-RSL)
+# TREZOR REFERENCE SOURCE LICENSE (T-RSL)
-=======================================
 
 This license governs use of the accompanying software. If you use the software,
 you accept this license. If you do not accept the license, do not use the
 software.
 
-1. Definitions
+## 1. Definitions
---------------
 
 The terms "reproduce," "reproduction" and "distribution" have the same meaning
 here as under U.S. copyright law.
@@ -25,8 +23,7 @@ software outside of your company.
 "Licensed patents" means any Licensor patent claims which read directly on the
 software as distributed by the Licensor under this license.
 
-2. Grant of Rights
+## 2. Grant of Rights
-------------------
 
 (A) Copyright Grant - Subject to the terms of this license, the Licensor grants
 you a non-transferable, non-exclusive, worldwide, royalty-free copyright
@@ -36,8 +33,7 @@ license to reproduce the software for reference use.
 you a non-transferable, non-exclusive, worldwide, royalty-free patent license
 under licensed patents for reference use.
 
-3. Limitations
+## 3. Limitations
---------------
 
 (A) No Trademark License - This license does not grant you any rights to use
 the Licensor's name, logo, or trademarks.