package/libenca: bump to version 1.22 and migrate to new upstream

The original upstream site (http://cihar.com/software/enca/) has been
deprecated. The project has been revived and is now maintained at:
https://github.com/Project-OSS-Revival/enca

Changes from 1.19 to 1.22:
- Project moved to GitHub under Project-OSS-Revival organization
- Updated build system and dependencies
- Various bug fixes and improvements
- Continued maintenance after original upstream abandonment

Updated:
- Version from 1.19 to 1.22
- Download site from dl.cihar.com to GitHub releases
- Homepage URL to new GitHub repository

https://github.com/Project-OSS-Revival/enca/releases

Signed-off-by: Shubham Chakraborty <chakrabortyshubham66@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/libenca/Config.in

@@ -3,4 +3,4 @@ config BR2_PACKAGE_LIBENCA
 	help
 	  Extremely Naive Charset Analyser
 
-	  http://cihar.com/software/enca/
+	  https://github.com/Project-OSS-Revival/enca

package/libenca/libenca.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  3a487eca40b41021e2e4b7a6440b97d822e6532db5464471f572ecf77295e8b8  enca-1.19.tar.xz
+sha256  95a70dd21198e6427d77a1d79721f4f87dd8bd07fdefe71a2062c6f41eee39da  enca-1.22.tar.xz
 sha256  87f1bd4a52b4029476b684fcdd51fed3c6b2540e462d3c2d3bfc9be4558b2825  COPYING

package/libenca/libenca.mk

@@ -4,8 +4,8 @@
 #
 ################################################################################
 
-LIBENCA_VERSION = 1.19
-LIBENCA_SITE = http://dl.cihar.com/enca
+LIBENCA_VERSION = 1.22
+LIBENCA_SITE = https://github.com/Project-OSS-Revival/enca/releases/download/$(LIBENCA_VERSION)
 LIBENCA_SOURCE = enca-$(LIBENCA_VERSION).tar.xz
 LIBENCA_INSTALL_STAGING = YES
 LIBENCA_LICENSE = GPL-2.0