fix(test): look for the binary, not the path of the binary

Author: hunleyd

tests/integration/targets/postgresql_db/tasks/state_dump_restore_role.yml

@@ -87,7 +87,7 @@
   assert:
     that:
        - result is changed
-       - result.executed_commands[0] is search("/bin/pg_dump")
+       - result.executed_commands[0] is search("pg_dump")
        - result.executed_commands[0] is search("-n schema1")
 
 - name: pg_restore archive on dst_db with session_role
@@ -166,7 +166,7 @@
   assert:
     that:
        - result is changed
-       - result.executed_commands[0] is search("/bin/pg_dump")
+       - result.executed_commands[0] is search("pg_dump")
        - result.executed_commands[0] is search("-n schema1")
        - result.executed_commands[0] is search("--role=")