Require MySQL 8.0 in docs

[chrzaszcz]

Minor updates to docs, see commit messages.

[mongoose-im]

small_tests_24 / small_tests / be82327
Reports root / small

---

small_tests_25 / small_tests / be82327
Reports root / small

---

small_tests_25_arm64 / small_tests / be82327
Reports root / small

---

ldap_mnesia_24 / ldap_mnesia / be82327
Reports root/ big
OK: 2219 / Failed: 0 / User-skipped: 831 / Auto-skipped: 0

---

dynamic_domains_pgsql_mnesia_24 / pgsql_mnesia / be82327
Reports root/ big
OK: 4184 / Failed: 0 / User-skipped: 88 / Auto-skipped: 0

---

ldap_mnesia_25 / ldap_mnesia / be82327
Reports root/ big
OK: 2219 / Failed: 0 / User-skipped: 831 / Auto-skipped: 0

---

dynamic_domains_pgsql_mnesia_25 / pgsql_mnesia / be82327
Reports root/ big
OK: 4184 / Failed: 0 / User-skipped: 88 / Auto-skipped: 0

---

dynamic_domains_mssql_mnesia_25 / odbc_mssql_mnesia / be82327
Reports root/ big
OK: 4181 / Failed: 0 / User-skipped: 91 / Auto-skipped: 0

---

pgsql_mnesia_24 / pgsql_mnesia / be82327
Reports root/ big
OK: 4557 / Failed: 0 / User-skipped: 97 / Auto-skipped: 0

---

dynamic_domains_mysql_redis_25 / mysql_redis / be82327
Reports root/ big
OK: 4158 / Failed: 0 / User-skipped: 114 / Auto-skipped: 0

---

internal_mnesia_25 / internal_mnesia / be82327
Reports root/ big
OK: 2361 / Failed: 0 / User-skipped: 689 / Auto-skipped: 0

---

elasticsearch_and_cassandra_25 / elasticsearch_and_cassandra_mnesia / be82327
Reports root/ big
OK: 2721 / Failed: 0 / User-skipped: 668 / Auto-skipped: 0

---

pgsql_mnesia_25 / pgsql_mnesia / be82327
Reports root/ big
OK: 4557 / Failed: 0 / User-skipped: 97 / Auto-skipped: 0

---

mysql_redis_25 / mysql_redis / be82327
Reports root/ big
OK: 4543 / Failed: 0 / User-skipped: 111 / Auto-skipped: 0

---

mssql_mnesia_25 / odbc_mssql_mnesia / be82327
Reports root/ big
OK: 4554 / Failed: 0 / User-skipped: 100 / Auto-skipped: 0

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: +0.01 🎉

Comparison is base (0c9c1e7) 82.17% compared to head (be82327) 82.18%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4014      +/-   ##
==========================================
+ Coverage   82.17%   82.18%   +0.01%     
==========================================
  Files         535      535              
  Lines       33850    33850              
==========================================
+ Hits        27816    27821       +5     
+ Misses       6034     6029       -5     

see 8 files with indirect coverage changes

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report in Codecov by Sentry.
📢 Do you have feedback about the report comment? Let us know in this issue.

[janciesla8818]

Looks good 💪 Thanks for the change!