docs: add changelog and upgrade for v4.7.5 (#10381) #15736

Job	Run time
Setup PHP Version for Code Coverage	4s
Others (8.4) / Sanity Tests	1m 20s
Others (8.2) / Sanity Tests	2m 53s
Others (8.5) / Sanity Tests	1m 37s
Others (8.3) / Sanity Tests	1m 30s
SeparateProcess (8.5) / tests	2m 15s
SeparateProcess (8.2) / tests	2m 4s
CacheLive (8.2) / Cache Live Tests	1m 19s
CacheLive (8.5) / Cache Live Tests	1m 7s
SeparateProcess (8.3) / tests	2m 6s
SeparateProcess (8.4) / tests	2m 3s
CacheLive (8.3) / Cache Live Tests	58s
DatabaseLive (8.2, MySQLi, 8.0) / tests	4m 39s
DatabaseLive (8.2, Postgre, 8.0) / tests	2m 16s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 59s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	5m 47s
CacheLive (8.4) / Cache Live Tests	1m 2s
DatabaseLive (8.2, MySQLi, 5.7) / tests	3m 28s
DatabaseLive (8.3, MySQLi, 8.0) / tests	3m 36s
DatabaseLive (8.4, MySQLi, 8.0) / tests	3m 52s
DatabaseLive (8.2, SQLite3, 8.0) / tests	1m 41s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	4m 52s
DatabaseLive (8.4, SQLite3, 8.0) / tests	1m 12s
DatabaseLive (8.3, Postgre, 8.0) / tests	1m 42s
DatabaseLive (8.4, Postgre, 8.0) / tests	1m 31s
DatabaseLive (8.5, SQLSRV, 8.0) / tests	4m 42s
DatabaseLive (8.5, Postgre, 8.0) / tests	1m 46s
DatabaseLive (8.4, OCI8, 8.0) / tests	7m 5s
DatabaseLive (8.2, OCI8, 8.0) / tests	8m 48s
DatabaseLive (8.3, SQLite3, 8.0) / tests	1m 9s
DatabaseLive (8.5, MySQLi, 8.0) / tests	4m 8s
DatabaseLive (8.5, OCI8, 8.0) / tests	7m 19s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	5m 22s
DatabaseLive (8.5, SQLite3, 8.0) / tests	1m 12s
Upload coverage results to Coveralls / coveralls	41s
	1h 44m 5s

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