DLPX-95179 libkdumpfile's upstream is no longer on github

PR URL: https://www.github.com/delphix/linux-pkg/pull/372

Author: prakashsurya

packages/libkdumpfile/config.sh

@@ -18,7 +18,7 @@
 # shellcheck disable=SC2034
 DEFAULT_PACKAGE_GIT_URL="https://github.com/delphix/libkdumpfile.git"
 
-UPSTREAM_GIT_URL="https://github.com/ptesarik/libkdumpfile.git"
+UPSTREAM_GIT_URL="https://codeberg.org/ptesarik/libkdumpfile.git"
 UPSTREAM_GIT_BRANCH="tip"
 
 function prepare() {