Revert "xtensa: sqlite requires special compiler option"

This reverts commit 6a30cd3fb30b8057ddde2c72a88c0bb6ad7d1761.
Now that -mtext-section-literals is specified in the xtensa ABI this fix
is no longer needed.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/sqlite/sqlite.mk

@@ -33,10 +33,6 @@ ifeq ($(BR2_PACKAGE_SQLITE_SECURE_DELETE),y)
 SQLITE_CFLAGS += -DSQLITE_SECURE_DELETE
 endif
 
-ifeq ($(BR2_xtensa),y)
-SQLITE_CFLAGS += -mtext-section-literals
-endif
-
 SQLITE_CONF_ENV = CFLAGS="$(TARGET_CFLAGS) $(SQLITE_CFLAGS)"
 
 SQLITE_CONF_OPT = \