Chore: Add Option to Configure Number of Generated Templates in Templatic Augmentation

[chakravarthik27]

Description:

• Add Option to Configure Number of Templates Generated in Templatic Augmentation #1088

from langtest.augmentation import TemplaticAugment 
from langtest.tasks import TaskManager

templates = ["{Medicine} is used to cure {MedicalCondition}"]
data_kwargs = {
    "data_source": "conll03.conll",
}
TemplaticAugment(
    templates=templates,
    task=TaskManager("ner"),
    generate_templates=True,
    show_templates=True,
    num_extra_templates=10 
).fix(
    training_data=data_kwargs,
    output_path="save_data_path.conll",
    max_num=10, # maximum number of augmented data on each template
    append_original=False, # Create a new file with the augmented data

)