libxml2: update to 2.15.1

Update to latest release. Location of cmake files changed.

Link: https://github.com/openwrt/openwrt/pull/20880
Signed-off-by: Nick Hainke <[email protected]>

package/libs/libxml2/Makefile

@@ -1,12 +1,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libxml2
-PKG_VERSION:=2.14.5
-PKG_RELEASE:=2
+PKG_VERSION:=2.15.1
+PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@GNOME/libxml2/$(basename $(PKG_VERSION))
-PKG_HASH:=03d006f3537616833c16c53addcdc32a0eb20e55443cba4038307e3fa7d8d44b
+PKG_HASH:=c008bac08fd5c7b4a87f7b8a71f283fa581d80d80ff8d2efd3b26224c39bc54c
 
 PKG_LICENSE:=MIT
 PKG_LICENSE_FILES:=Copyright
@@ -156,7 +156,7 @@ define Build/InstallDev
 	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libxml2.so* $(1)/usr/lib/
 
 	$(INSTALL_DIR) $(1)/usr/lib/cmake/libxml2
-	$(CP) $(PKG_INSTALL_DIR)/usr/lib/cmake/libxml2-$(PKG_VERSION)/*.cmake \
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/cmake/libxml2/*.cmake \
 		$(1)/usr/lib/cmake/libxml2
 
 	$(INSTALL_DIR) $(1)/usr/lib/pkgconfig