[tracker/external-libstemmer] build: Removed remaining libstemmer Makefile generation

[Martyn James Russell <mr src gnome org>]

commit 23dc813b331c966fdfa0bc51db805aae903cc2ab
Author: Martyn Russell <martyn lanedo com>
Date:   Thu Sep 25 15:03:53 2014 +0100

    build: Removed remaining libstemmer Makefile generation
    
    Found during git clean -dfx

 configure.ac |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index c86901d..8c8aec4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2588,7 +2588,6 @@ AC_CONFIG_FILES([
        Makefile
        po/Makefile.in
        src/gvdb/Makefile
-       src/libstemmer/Makefile
        src/libtracker-common/Makefile
        src/libtracker-sparql/Makefile
        src/libtracker-bus/Makefile