Make all issue template fields optional (#162)

Signed-off-by: Sanjula Ganepola <sanjulagane@gmail.com>

.github/ISSUE_TEMPLATE/1-bug_report.yml

@@ -11,8 +11,6 @@ body:
         What version of `Github Local Actions` are you using? This can be obtained from the standard `Extensions` view.
       placeholder: |
         v#.#.#
-    validations:
-      required: true
   - type: input
     id: act-version
     attributes:
@@ -21,8 +19,6 @@ body:
         What version of `nektos/act` are you using? This can be obtained from the `Components` view or by running `act --version`.
       placeholder: |
         act version #.#.#
-    validations:
-      required: true
   - type: input
     id: github-repository-link
     attributes:
@@ -88,8 +84,6 @@ body:
         Describe the bug you encountered and share all steps to reproduce it.
       placeholder: |
         Bug description
-    validations:
-      required: true
   - type: textarea
     id: act-bug-report
     attributes:

.github/ISSUE_TEMPLATE/2-feature_request.yml

@@ -11,8 +11,6 @@ body:
         What version of `Github Local Actions` are you using? This can be obtained from the standard `Extensions` view.
       placeholder: |
         v#.#.#
-    validations:
-      required: true
   - type: input
     id: act-version
     attributes:
@@ -21,8 +19,6 @@ body:
         What version of `nektos/act` are you using? This can be obtained from the `Components` view or by running `act --version`.
       placeholder: |
         act version #.#.#
-    validations:
-      required: true
   - type: textarea
     id: feature-description
     attributes:
@@ -30,6 +26,4 @@ body:
       description: |
         Describe the feature that you would like to see.
       placeholder: |
-        Feature description
-    validations:
-      required: true
+        Feature description

.github/ISSUE_TEMPLATE/3-documentation_issue.yml

@@ -10,6 +10,4 @@ body:
       description: |
         Describe the documentation issue or enhancement.
       placeholder: |
-        Description
-    validations:
-      required: true
+        Description