Update mysqld_exporter from 0.15.1 to 0.16.0

[prometheus-rpm-bot]

https://github.com/prometheus/mysqld_exporter/releases/tag/v0.16.0
Release notes:

Changes:

* [CHANGE] Replace logging library go-kit/log with slog #875
* [FEATURE] Support for prometheus scrape timeout in probe endpoint #828
* [ENHANCEMENT] Support MySQL 8.4 replicas syntax #837
* [ENHANCEMENT] Fetch lock time and cpu time from performance schema #862
* [ENHANCEMENT] Add the instance struct to handle connections #859
* [ENHANCEMENT] Optimize code by using built-in constants in the standard lib #844
* [BUGFIX] Fix fetching tmpTables vs tmpDiskTables from performance_schema #853
* [BUGFIX] Skip SPACE_TYPE column for MariaDB >=10.5 #860
* [BUGFIX] Fixed parsing of timestamps with non-zero padded days #841
* [BUGFIX] Fix auto_increment metric collection errors caused by using collation in INFORMATION_SCHEMA searches #833
* [BUGFIX] Fix race condition in ReloadConfig #760
* [BUGFIX] Change processlist query to support ONLY_FULL_GROUP_BY sql_mode #684
* [BUGFIX] replication_applier_status_by_worker requires mysql 8.0 #683
* [BUGFIX] Update docker registry link in README.md #813
* [BUGFIX] Fix Docker run command and update documentation for cnf file handling #843
* [BUGFIX] info_schema_tables: do not collect the sys schema #879