github: Mark derived doc files as generated

This should prevent Github from showing the diffs by default, they'd be duplicates of the changes in the .md files anyway.
5 years ago · 162cea265c
1 changed files with 4 additions and 0 deletions
--- a/.gitattributes
+++ b/.gitattributes
@ -4,3 +4,7 @@
 Makefile text eol=lf
 configure text eol=lf
 .gitmodules text eol=lf
+# The following files are generated and should not be shown in the
+# diffs by default on Github.
+doc/lightning*.7 linguist-generated=true
+