build: Fix parallel build problems

Avoid parallel build errors related to sqlite3.o target.

Upstream-Status: Pending

Signed-off-by: Maxin B. John <maxin.john@intel.com>
---
diff -Naur sqlite-autoconf-3100000-orig/Makefile.am sqlite-autoconf-3100000/Makefile.am
--- sqlite-autoconf-3100000-orig/Makefile.am	2016-01-06 14:03:00.000000000 +0200
+++ sqlite-autoconf-3100000/Makefile.am	2016-01-12 13:14:03.620117514 +0200
@@ -6,10 +6,8 @@
 libsqlite3_la_LDFLAGS = -no-undefined -version-info 8:6:8
 
 bin_PROGRAMS = sqlite3
-sqlite3_SOURCES = shell.c sqlite3.h
-EXTRA_sqlite3_SOURCES = sqlite3.c
-sqlite3_LDADD = @EXTRA_SHELL_OBJ@ @READLINE_LIBS@
-sqlite3_DEPENDENCIES = @EXTRA_SHELL_OBJ@
+sqlite3_SOURCES = shell.c sqlite3.c sqlite3.h
+sqlite3_LDADD = @READLINE_LIBS@
 sqlite3_CFLAGS = $(AM_CFLAGS)
 
 include_HEADERS = sqlite3.h sqlite3ext.h