update merger submodule to 0.0.2

See changelog here https://github.com/tarantool/tuple-merger/releases/tag/0.0.2

Author: olegrok

CHANGELOG.md

@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+### Added
+
+* Added jsonpath indexes support for queries
+* `tuple-merger` module updated to 0.0.2
+
 ## [0.7.1] - 2021-06-21
 
 ### Fixed
@@ -15,10 +20,6 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 * Ignoring `opts.first` on `crud.pairs` call
 * External `keydef` compatibility with built-in `merger`
 
-### Added
-
-* Added jsonpath indexes support for queries.
-
 ## [0.7.0] - 2021-05-27
 
 ### Fixed

CMakeLists.txt

@@ -36,5 +36,5 @@ execute_process(
 )
 
 execute_process(
-    COMMAND bash "-c" "tarantoolctl rocks install tuple-merger 0.0.1"
+    COMMAND bash "-c" "tarantoolctl rocks install tuple-merger 0.0.2"
 )