Audio: tinycompress: Add absent } to the end of file

The absent "}" cause to compilation error when it included from C to C++

cherry-pick from CAF commit: 884875a11e04b4e8a5f46cb6058d741205a29305

Bug: 17682634
Change-Id: Id2ff05475722b698f3283ec4aaf13cfd28e7fcf5
diff --git a/include/tinycompress/tinycompress.h b/include/tinycompress/tinycompress.h
index 40de69a..9f95b87 100644
--- a/include/tinycompress/tinycompress.h
+++ b/include/tinycompress/tinycompress.h
@@ -290,4 +290,10 @@
 
 /* utility functions */
 unsigned int compress_get_alsa_rate(unsigned int rate);
+
+
+#if defined(__cplusplus)
+}
+#endif
+
 #endif