Update for 6.7.6, update NTSync patches and remaster build files

build-helper.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-kernel_version="6.7.2"
+kernel_version="6.7.6"
 zen_version="zen1"
 source_url="https://github.com/zen-kernel/zen-kernel/archive/refs/tags/v${kernel_version}-${zen_version}.tar.gz"
 source_file="v${kernel_version}-${zen_version}.tar.gz"
@@ -33,4 +33,3 @@ if [ ! -f "SOURCES/${source_file}" ]; then
 fi
 
 rpmbuild -ba --define "_topdir $PWD" SPECS/linux-zen.spec
-