mariadb: deprecate mysql* names

Fix following warnings:
/usr/bin/mysql_install_db: Deprecated program name. It will be removed in a future release, use 'mariadb-install-db' instead

Upstream commit [1] deprecate mysql* names, use the new name to
fix above warning

[1] https://github.com/MariaDB/server/commit/b30b040b733ff2045ffcd7bdd44f608c7f4912b5

Signed-off-by: Changqing Li <changqing.li@windriver.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-dbs/mysql/mariadb/mysql-systemd-start

@@ -34,7 +34,7 @@ install_db () {
     [ -d "$datadir/mysql" ] && exit 0
 
     # Create initial db
-    /usr/bin/mysql_install_db --rpm --datadir="$datadir" --user=mysql
+    /usr/bin/mariadb-install-db --rpm --datadir="$datadir" --user=mysql
     exit 0
 }
 
@@ -51,7 +51,7 @@ pinger () {
 
     while /bin/true ; do
         sleep 1
-        mysqladmin --no-defaults --socket="$adminsocket" --user=UNKNOWN_MYSQL_USER ping >/dev/null 2>&1 && break
+        mariadb-admin --no-defaults --socket="$adminsocket" --user=UNKNOWN_MYSQL_USER ping >/dev/null 2>&1 && break
     done
     exit 0
 }

meta-oe/recipes-dbs/mysql/mariadb/mysqld.service

@@ -13,7 +13,7 @@ Group=mysql
 PermissionsStartOnly=true
 
 # Start main service
-ExecStart=@BINDIR@/mysqld_safe --basedir=@PREFIX@
+ExecStart=@BINDIR@/mariadbd-safe --basedir=@PREFIX@
 
 # Don't signal startup success before a ping works
 ExecStartPost=@BINDIR@/mysql-systemd-start post