esql_model: No need for this intermediate variable...

Current test output is as follows:

  $ ./test_esql_model
* (0x800000014000000b) parent  properties load in progress
* (0x800000014000000b) parent  children load in progress
* (0x800000014000000b) parent  children and properties load in progress
* (0x800000014000000b) parent emodel_load_status_get: status=3
* (0x800000014000000b) parent children count number=3
* (0x800000014000000b) parent emodel_children_count_get: status=3, count=3
* (0x800000014000000b) parent Model is ready to fetch children
* (0x800000014000000b) parent  ready to fetch properties
* (0x800000014000000b) parent  properties load in progress
* (0x800000014000000b) parent  children load in progress
* (0x800000014000000b) parent  children and properties load in progress
* (0x800000014000000b) parent  Model is ready to fetch properties and children
* (0x800000014000000b) parent children count number=3
* (0x800000014000000b) parent emodel_children_count_get: status=15, count=3
* (0x800000014000000b) parent emodel_children_get model database=sqlite_master
* (0x800000014000000b) parent emodel_children_get model address=/home/ccarvalho/ES/elementary/mydb.db
* (0x800000014000000b) parent emodel_children_get model username=punkrocker
* (0x800000014000000b) parent emodel_children_get model password=test123
* (0x80000001a000000e) child emodel_children_count(row#): 4
* (0x80000001a000000e) child Returned property list 0: database
* (0x80000001a000000e) child Returned property list 1: table
* (0x80000001a000000e) child Returned property list 2: i
* (0x80000001a000000e) child Returned property list 3: s
* (0x80000001a000000e) child Returned property list 4: id
* (0x80000001a000000e) child children_loaded
* (0x80000001a000000e) got row child: 0x8000000200000011
* (0x80000001a000000e) got row child: 0x8000000220000012
* (0x80000001a000000e) got row child: 0x8000000240000013
* (0x80000001a000000e) got row child: 0x8000000260000014
* (0x80000001c000000f) child emodel_children_count(row#): 1
* (0x80000001c000000f) child Returned property list 0: database
* (0x80000001c000000f) child Returned property list 1: table
* (0x80000001c000000f) child Returned property list 2: id
* (0x80000001c000000f) child Returned property list 3: mystr
* (0x80000001c000000f) child children_loaded
* (0x80000001c000000f) got row child: 0x8000000280000015
* (0x80000001e0000010) child emodel_children_count(row#): 0
* (0x80000001e0000010) child Returned property list 0: database
* (0x80000001e0000010) child Returned property list 1: table
* (0x80000001e0000010) child Returned property list 2: position
* (0x80000001e0000010) child Returned property list 3: function
* (0x8000000200000011) row i int64_t 0:1
* (0x8000000200000011) row s string 0:carlos
* (0x8000000200000011) row id int64_t 0:100
* (0x8000000220000012) row i int64_t 1:2
* (0x8000000220000012) row s string 1:maite
* (0x8000000220000012) row id int64_t 1:101
* (0x8000000240000013) row i int64_t 2:5
* (0x8000000240000013) row s string 2:ana
* (0x8000000240000013) row id int64_t 2:201
* (0x8000000260000014) row i int64_t 3:10
* (0x8000000260000014) row s string 3:mike patton
* (0x8000000260000014) row id int64_t 3:666
* (0x8000000280000015) row id int64_t 0:99
* (0x8000000280000015) row mystr string 0:nove nove