Configure license scan

Package gcc-14 is very tricky since it is GPL-3 but there is an exception
for runtime libraries. With this in mind, follow the same rules we used
in gcc-12, whitelisting and overriding license reports.

Signed-off-by: Walter Lozano <walter.lozano@collabora.com>

debian/apertis/copyright.whitelist

 # Debian packaging metadata
 debian/
+
+# GPL-3 build scripts that not not affect the licensing of the artifacts
+src/config/
+src/configure.ac
+src/Makefile.def
+src/Makefile.in
+src/Makefile.tpl
+
+# Documentation and editor settings
+src/.dir-locals.el
+src/NEWS
+src/ChangeLog
+src/README
+
+# Source files to build packages other than libgcc-s1 and libstdc++
+newlib-4.1.0/
+src/contrib/
+src/fixincludes/
+src/gnattools/
+src/gotools/
+src/include/
+src/libada/
+src/libcc1/
+src/libcpp/
+src/gcc/
+src/libgm2/
+src/libhsail-rt/
+src/libiberty/
+src/liboffloadmic/
+src/libphobos/
+src/libquadmath/
+src/libsanitizer/
+src/lto-plugin/
+src/maintainer-scripts/
+src/mkdep
+src/move-if-change
+src/multilib.am
+
+# Tarball files used to pack sources
+*.tar.xz
+*.tar.xz

debian/apertis/copyright.yml

+# License exceptions as described in debian/copyright
+"*":
+    license: GPL-3+
+src/libgcc/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libatomic/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libdecnumber/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libgomp/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libitm/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libssp/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libstdc\+\+-v3/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libobjc/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libgfortran/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libvtv/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libphobos//libdruntime/config/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libphobos/libdruntime/gcc/*:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1
+src/libbacktrace/*:
+    license: BSD-3-Clause
+src/zlib/*:
+    license: Zlib
+enable-execute-stack.c:
+    override-license: GPL-3.0-or-later WITH GCC-exception-3.1