REUSE added some more image information

REUSE.toml

@@ -29,6 +29,7 @@ path = [
      "images/icons/**",
      "images/friendica*",
      "images/ff*",
+     "images/person-*.jpg",
      "view/install/*.png",
      "view/theme/quattro/icons/*",
      "view/theme/smoothly/images/*",

images/blogger.png.license

@@ -0,0 +1,3 @@
+SPDX-FileCopyrightText: 2017 blogger.com
+
+SPDX-License-Identifier: CC0-1.0

images/libertree.png.license

@@ -0,0 +1,3 @@
+SPDX-FileCopyrightText: 2012 the libertree project
+
+SPDX-License-Identifier: AGPL-3.0-or-later