MDEV-34857: Implement --slave-abort-blocking-timeout

Follow-up patch with .result file updates.
Signed-off-by: Kristian Nielsen <knielsen@knielsen-hq.org>

mysql-test/main/mysqld--help.result

@@ -1301,6 +1301,11 @@ The following specify which files/extra groups are read (specified before remain
  --skip-show-database 
  Don't allow 'SHOW DATABASE' commands
  --skip-slave-start  If set, slave is not autostarted
+ --slave-abort-blocking-timeout=# 
+ Maximum time a slave DDL will wait for a blocking SELECT
+ or other user query until that query will be aborted. The
+ argument will be treated as a decimal value with
+ microsecond precision
  --slave-compressed-protocol 
  Use compression on master/slave protocol
  --slave-connections-needed-for-purge=# 
@@ -1948,6 +1953,7 @@ skip-name-resolve FALSE
 skip-networking FALSE
 skip-show-database FALSE
 skip-slave-start FALSE
+slave-abort-blocking-timeout 3.1536e+07
 slave-compressed-protocol FALSE
 slave-connections-needed-for-purge 1
 slave-ddl-exec-mode IDEMPOTENT

mysql-test/suite/sys_vars/r/sysvars_server_notembedded.result

@@ -4012,6 +4012,16 @@ NUMERIC_BLOCK_SIZE	NULL
 ENUM_VALUE_LIST	OFF,ON
 READ_ONLY	YES
 COMMAND_LINE_ARGUMENT	OPTIONAL
+VARIABLE_NAME	SLAVE_ABORT_BLOCKING_TIMEOUT
+VARIABLE_SCOPE	GLOBAL
+VARIABLE_TYPE	DOUBLE
+VARIABLE_COMMENT	Maximum time a slave DDL will wait for a blocking SELECT or other user query until that query will be aborted. The argument will be treated as a decimal value with microsecond precision
+NUMERIC_MIN_VALUE	0
+NUMERIC_MAX_VALUE	31536000
+NUMERIC_BLOCK_SIZE	NULL
+ENUM_VALUE_LIST	NULL
+READ_ONLY	NO
+COMMAND_LINE_ARGUMENT	REQUIRED
 VARIABLE_NAME	SLAVE_COMPRESSED_PROTOCOL
 VARIABLE_SCOPE	GLOBAL
 VARIABLE_TYPE	BOOLEAN