PR-669 - Add pt-galera-log-explainer

- Exceptions for identifiers and Galera library errors in .typos.toml

.typos.toml

@@ -32,6 +32,7 @@ extend-ignore-re = [
 ]
 
 [default.extend-identifiers]
+"Bootstraping" = "Bootstraping" # typo in Galera lib
 "Continuent" = "Continuent"
 "END_ND_SUMMARY" = "END_ND_SUMMARY"
 "END_ND_TOOLTIPS" = "END_ND_TOOLTIPS"
@@ -39,6 +40,7 @@ extend-ignore-re = [
 "FH_ND_FILE" = "FH_ND_FILE"
 "INSERTs" = "INSERTs"
 "IST" = "IST"
+"istError" = "istError"
 "JOINed" = "JOINed"
 "MERCHANTIBILITY" = "MERCHANTIBILITY"
 "ND" = "ND"
@@ -49,8 +51,16 @@ extend-ignore-re = [
 "NDOnResize" = "NDOnResize"
 "NULLable" = "NULLable"
 "O_WRONLY" = "O_WRONLY"
+"receving" = "receving" # typo in Galera lib
+"RegexFailedToPrepareIST" = "RegexFailedToPrepareIST"
+"RegexISTFailed" = "RegexISTFailed"
+"RegexISTReceived" = "RegexISTReceived"
+"RegexISTReceiver" = "RegexISTReceiver"
+"RegexISTSender" = "RegexISTSender"
+"RegexXtrabackupISTReceived" = "RegexXtrabackupISTReceived"
 "START_ND_SUMMARY" = "START_ND_SUMMARY"
 "START_ND_TOOLTIPS" = "START_ND_TOOLTIPS"
 "TOI" = "TOI"
 "UNIONed" = "UNIONed"
 "UNIONs" = "UNIONs"
+"xtrabackup_ist" = "xtrabackup_ist"