New package: kdiff3-0.9.98
New package: kdiff3-0.9.98

This commit adds the 'kdiff3' package to the repo.

(*) Patched the generated makefile to use /usr instead of /usr/local.

PATCH 2: Fixed review comment and removed arm builds

(*) Clarified short description.
(*) Removed dead comments.
(*) Fixed maintainer and license to use SPDX expr.
(*) Removed arm builds since qmake is missing on those platforms.

PATCH 3: Fixed missing endquote in maintainer line

(*) Removed comments regarding license.
(*) Move qt tools to hostmakedepends to allow compile on arm/aarch64.

PATCH 4: Rework per review comment

(*) Fixed hostmakedepends and makedepends
(*) Converted to use qmake build_style per review comment

PATCH 5: Fix review comment

(*) Removed end of file newline.
(*) use ${SOURCEFORGE_SITE} instead of fixed URL.

necrophcodr/void-packages,necrophcodr/void-packages,necrophcodr/void-packages,necrophcodr/void-packages,necrophcodr/void-packages