Update package version to 2.2.8

pkg.info

@@ -1,9 +1,11 @@
 name: libpaper
 description: Library and command-line tools for configuring and getting information on paper sizes
-version: 2.2.7
+version: 2.2.8
 revision: 1
 url: https://github.com/rrthomas/libpaper
 license: MIT,LGPL2.1-or-later,Public-Domain,GPL3-or-later,GPL2-only
+maintainers:
+  - [email protected]
 architecture: any
 type: source
 depends:
@@ -12,4 +14,4 @@ downloads:
   - url: https://github.com/rrthomas/libpaper/releases/download/v${BPM_PKG_VERSION}/libpaper-${BPM_PKG_VERSION}.tar.gz
     extract_to: ${BPM_SOURCE}
     extract_strip_components: 1
-    checksum: 3925401edf1eda596277bc2485e050b704fd7f364f257c874b0c40ac5aa627c0
+    checksum: 1e330571690191874eca415ec76889dd11bab9887a2302d6a3665cd081c4d77b