Update package version to 78.3

pkg.info

@@ -1,9 +1,11 @@
 name: icu
 description: Libraries providing Unicode and Globalization support for software applications
-version: "78.2"
+version: "78.3"
 revision: 1
 url: https://icu.unicode.org/
 license: BSD-2-Clause,BSD-3-Clause,LicenseRef-Unicode-3.0
+maintainers:
+  - [email protected]
 architecture: any
 type: source
 depends:
@@ -16,4 +18,4 @@ downloads:
   - url: https://github.com/unicode-org/icu/releases/download/release-${BPM_PKG_VERSION}/icu4c-${BPM_PKG_VERSION}-sources.tgz
     extract_to: ${BPM_SOURCE}
     extract_strip_components: 1
-    checksum: 3e99687b5c435d4b209630e2d2ebb79906c984685e78635078b672e03c89df35
+    checksum: 3a2e7a47604ba702f345878308e6fefeca612ee895cf4a5f222e7955fabfe0c0