Change linker with DFLAGS instead

Author: looked-at-me

ci/docker.build.sh

@@ -2,4 +2,4 @@
 set -e -u
 
 cd /core/
-dub build -c static --compiler=ldc2
+DFLAGS="-linker=bfd" dub build -c static --compiler=ldc2

dub.sdl

@@ -22,9 +22,7 @@ configuration "static" {
 	targetType "executable"
 	versions "VibeDefaultMain"
 	lflags "-lz" "-lssl" "-lcrypto" "-ldl" platform="posix"
-    
-	// gcc on alpine has issues with the ld.gold linker, use bfd instead
-	dflags "-linker=bfd" "-static" platform="posix"
+	dflags "-static" platform="posix"
 }
 configuration "library" {
 	versions "VibeCustomMain"