Added msgpack-c in 2023

Golden_Repo/m/msgpack-c/msgpack-c-5.0.0-GCCcore-11.3.0.eb

+# Thomas Hoffmann, EMBL Heidelberg, structures-it@embl.de, 2021/04
+# Stepan Nassyr, JSC/Forschungszentrum Juelich GmbH, s.nassyr@fz-juelich.de, 2022/05
+easyblock = 'CMakeNinja'
+
+name = 'msgpack-c'
+version = '5.0.0'
+
+homepage = 'http://msgpack.org/'
+description = """MessagePack is an efficient binary serialization format, which lets you exchange
+data among multiple languages like JSON, except that it's faster and smaller.   
+Small integers are encoded into a single byte while typical short strings       
+require only one extra byte in addition to the strings themselves."""
+
+toolchain = {'name': 'GCCcore', 'version': '11.3.0'}
+
+source_urls = ['https://github.com/msgpack/msgpack-c/archive']
+sources = ['c-%(version)s.tar.gz']
+checksums = ['74690acce843b982137b866c5939150178a02b12529929b1780d8ecc291d6fb2']
+
+builddependencies = [
+    ('CMake', '3.23.1'),
+    ('Ninja', '1.10.2'),
+    ('binutils', '2.38'),
+]
+
+sanity_check_paths = {
+    'files': [
+        ['lib/libmsgpackc.%s' % x for x in ['a', '%s' % SHLIB_EXT]],
+        # check for both, C and C++ headers
+        ['include/msgpack.%s' % x for x in ['h', 'hpp']]
+    ],
+    'dirs': ['lib/pkgconfig', 'include/msgpack'],
+}
+
+moduleclass = 'lib'