dpkg: Use a literal string for the archive file pattern

Remove now unused macro.

lib/dpkg/dpkg.h

@@ -97,8 +97,6 @@ DPKG_BEGIN_DECLS
 #define MD5HASHLEN           32
 #define MAXTRIGDIRECTIVE     256
 
-#define ARCHIVE_FILENAME_PATTERN "*.deb"
-
 #define BACKEND		"dpkg-deb"
 #define DPKGQUERY	"dpkg-query"
 #define SPLITTER	"dpkg-split"

src/archives.c

@@ -1089,7 +1089,7 @@ void archivefiles(const char *const *argv) {
        * above.
        */
       arglist[i++] = "-name";
-      arglist[i++] = ARCHIVE_FILENAME_PATTERN;
+      arglist[i++] = "*.deb";
       arglist[i++] = "-type";
       arglist[i++] = "f";
       arglist[i++] = "-print0";