Feature request for enhancing PR template

[KerinPithawala]

Is your feature request related to a problem? Please describe.
The pull request template does not consist of link to issue the pr is solving

Describe the solution you'd like
Add one statement in PR template regarding linking the issue PR is solving.

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Approach to be followed (optional)
Add the following to .github/PRTemplate file:
Fixes issue #issue number

Additional context
Add any other context or screenshots about the feature request here.

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