libxmlsec: remove no longer needed xmlsec1-olderlibxml2.patch

I assume this was needed for the Linux baseline. CentOS 6 has libxml
2.7.6, patch is needed for < 2.7.4. (CentOS 5 had 2.6.26, that is only
used on libreoffice-5-0).

Change-Id: Iae2edbf4f0d484944e399bd901d35a8260272700
Reviewed-on: https://gerrit.libreoffice.org/22659
Reviewed-by: Michael Stahl <mstahl@redhat.com>
Tested-by: Jenkins <ci@libreoffice.org>

external/libxmlsec/UnpackedTarball_xmlsec.mk

@@ -14,7 +14,6 @@ $(eval $(call gb_UnpackedTarball_set_tarball,xmlsec,$(LIBXMLSEC_TARBALL),,libxml
 $(eval $(call gb_UnpackedTarball_add_patches,xmlsec,\
 	external/libxmlsec/xmlsec1-configure.patch \
 	external/libxmlsec/xmlsec1-configure-libxml-libxslt.patch \
-	external/libxmlsec/xmlsec1-olderlibxml2.patch \
 	external/libxmlsec/xmlsec1-oldlibtool.patch \
 	external/libxmlsec/xmlsec1-nssdisablecallbacks.patch \
 	external/libxmlsec/xmlsec1-nssmangleciphers.patch \

external/libxmlsec/xmlsec1-olderlibxml2.patch

@@ -1,23 +0,0 @@
---- misc/xmlsec1-1.2.14/src/c14n.c	2010-03-02 15:46:05.000000000 +0000
-+++ misc/build/xmlsec1-1.2.14/src/c14n.c	2010-03-02 15:50:35.000000000 +0000
-@@ -406,6 +406,20 @@
-     return(0);
- }
- 
-+#if !defined(LIBXML_VERSION) || LIBXML_VERSION < 20704
-+/*
-+ * xmlC14NMode:
-+ * 
-+ * Predefined values for C14N modes
-+ *
-+ */
-+typedef enum {
-+    XML_C14N_1_0            = 0,    /* Origianal C14N 1.0 spec */
-+    XML_C14N_EXCLUSIVE_1_0  = 1,    /* Exclusive C14N 1.0 spec */
-+    XML_C14N_1_1            = 2     /* C14N 1.1 spec */
-+} xmlC14NMode;
-+#endif
-+
- static int 
- xmlSecTransformC14NExecute(xmlSecTransformId id, xmlSecNodeSetPtr nodes, xmlChar** nsList, 
- 			   xmlOutputBufferPtr buf) {