Update and rename feature_request.md to feature_request.yml

Made this feature_request issue template visually appealing and added an issue form to make it easier for the contributor to raise it.

Author: TonyStark-47

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,59 @@
+name: ✨ Feature Request
+description: Suggest a feature
+title: "[Feature Request]: "
+body:
+  - type: checkboxes
+    id: existing-issue
+    attributes:
+      label: Is there an existing issue for this?
+      description: Please search to see if an issue already exists for this feature.
+      options:
+        - label: I have searched the existing issues
+          required: true
+  - type: textarea
+    id: feature-description
+    attributes:
+      label: Feature Description
+      description: Please provide a detailed description of the feature you are requesting.
+      placeholder: Describe the new feature or enhancement you'd like to see.
+    validations:
+      required: true
+  - type: textarea
+    id: use-case
+    attributes:
+      label: Use Case
+      description: How would this feature enhance your use of the project?
+      placeholder: Describe a specific use case or scenario where this feature would be beneficial.
+    validations:
+      required: true
+  - type: textarea
+    id: benefits
+    attributes:
+      label: Benefits
+      description: What benefits would this feature bring to the project or community?
+      placeholder: Explain the advantages of implementing this feature.
+  - type: dropdown
+    id: priority
+    attributes:
+      label: Priority
+      description: How important is this feature to you?
+      options:
+        - High
+        - Medium
+        - Low
+      default: 0
+    validations:
+      required: true
+  - type: checkboxes
+    id: terms
+    attributes:
+      label: Record
+      options:
+        - label: "I agree to follow this project's Code of Conduct"
+          required: true
+        - label: "I'm a GSSOC contributor"
+          required: False
+        - label: "I want to work on this issue"
+          required: False
+        - label: "I'm willing to provide further clarification or assistance if needed."
+          required: False