pkg/*: Fix misspell issues

See,
$ find . -type f | xargs misspell -locale US | grep -vi -e vendor -e devenv -e Unknwon -e Destory | grep pkg
./pkg/services/sqlstore/org_test.go:190:15: "frome" is a misspelling of "from"
./pkg/tsdb/elasticsearch/response_parser.go:544:24: "Unkown" is a misspelling of "Unknown"
./pkg/tsdb/opentsdb/opentsdb.go:87:20: "marshalling" is a misspelling of "marshaling"
./pkg/components/dynmap/dynmap_test.go:2:7: "Licence" is a misspelling of "License"
./pkg/components/dynmap/dynmap.go:2:7: "Licence" is a misspelling of "License"

pkg/services/sqlstore/org_test.go

@@ -187,7 +187,7 @@ func TestAccountDataAccess(t *testing.T) {
 					err := DeleteOrg(&m.DeleteOrgCommand{Id: ac2.OrgId})
 					So(err, ShouldBeNil)
 
-					// remove frome ac2 from ac1 org
+					// remove ac2 user from ac1 org
 					remCmd := m.RemoveOrgUserCommand{OrgId: ac1.OrgId, UserId: ac2.Id, ShouldDeleteOrphanedUser: true}
 					err = RemoveOrgUser(&remCmd)
 					So(err, ShouldBeNil)