branches/zip: Prepend loose_ to plugin-only mysql-test options.

mysql-test/innodb-consistent-master.opt

---innodb_lock_wait_timeout=2
+--loose-innodb_lock_wait_timeout=2

mysql-test/innodb-master.opt

---binlog_cache_size=32768 --innodb_lock_wait_timeout=1
+--binlog_cache_size=32768 --loose_innodb_lock_wait_timeout=1

mysql-test/innodb-semi-consistent-master.opt

---innodb_lock_wait_timeout=2
+--loose-innodb_lock_wait_timeout=2

mysql-test/innodb-use-sys-malloc-master.opt

---innodb-use-sys-malloc=true
---innodb-use-sys-malloc=true
+--loose-innodb-use-sys-malloc=true

mysql-test/innodb_bug42101-nonzero-master.opt

---innodb_commit_concurrency=1
+--loose_innodb_commit_concurrency=1