Update static_files to only include fira_license

Author: kaepr

src/librustdoc/html/static_files.rs

@@ -97,8 +97,7 @@ static_files! {
     fira_sans_medium_italic => "static/fonts/FiraSans-MediumItalic.woff2",
     fira_mono_regular => "static/fonts/FiraMono-Regular.woff2",
     fira_mono_medium => "static/fonts/FiraMono-Medium.woff2",
-    fira_sans_license => "static/fonts/FiraSans-LICENSE.txt",
-    fira_mono_license => "static/fonts/FiraMono-LICENSE.txt",
+    fira_license => "static/fonts/Fira-LICENSE.txt",
     source_serif_4_regular => "static/fonts/SourceSerif4-Regular.ttf.woff2",
     source_serif_4_semibold => "static/fonts/SourceSerif4-Semibold.ttf.woff2",
     source_serif_4_bold => "static/fonts/SourceSerif4-Bold.ttf.woff2",