basic: rename cap-list.c -> capability-list.c

This also renames relevant files in the same way.

Addresses https://github.com/systemd/systemd/pull/37904#discussion_r2191950396

src/core/dbus-execute.c

@@ -9,7 +9,7 @@
 #include "bpf-restrict-fs.h"
 #include "bus-get-properties.h"
 #include "bus-unit-util.h"
-#include "cap-list.h"
+#include "capability-list.h"
 #include "cpu-set-util.h"
 #include "creds-util.h"
 #include "dbus-execute.h"

src/core/execute.c

@@ -14,7 +14,7 @@
 #include "alloc-util.h"
 #include "async.h"
 #include "bitfield.h"
-#include "cap-list.h"
+#include "capability-list.h"
 #include "capability-util.h"
 #include "cgroup-setup.h"
 #include "coredump-util.h"

src/core/load-fragment.c

@@ -17,7 +17,7 @@
 #include "bpf-restrict-fs.h"
 #include "bus-error.h"
 #include "calendarspec.h"
-#include "cap-list.h"
+#include "capability-list.h"
 #include "capability-util.h"
 #include "cgroup-setup.h"
 #include "condition.h"