Change injectSourceFiles SDL to the correct type

Author: rikkimax

views/package_format_sdl.dt

@@ -345,7 +345,7 @@ block body
 
 		tr
 			td injectSourceFiles
-			td: code string[]
+			td: code "<pattern1>" ["<pattern2>" [...]]
 			td Source files that will be compiled into binaries that depend on this package. Warning: this should be under a permissive license (like Boost) or you risk infecting a users binary with an incompatible license.
 
 	h3#platform-specs Platform specifications