(chore): Add new 'hash-error' issue template

Author: niheaven

.github/ISSUE_TEMPLATE/config.yml

@@ -1,4 +1,4 @@
-blank_issues_enabled: false
+blank_issues_enabled: true
 contact_links:
   - name: Scoop Community Support
     url: https://github.com/ScoopInstaller/Scoop/discussions

.github/ISSUE_TEMPLATE/hash-error.yml

@@ -0,0 +1,19 @@
+name: 🔢 Hash Error
+description: Open an issue about a package's hash is incorrect.
+labels: ["bug"]
+body:
+- type: checkboxes
+  attributes:
+    label: Prerequisites
+    options:
+    - label: I have used the predefined issue title. (e.g. "xxx@xxx: hash check failed")
+      required: true
+    - label: I have verified that I am using the latest version of Scoop and corresponding bucket.
+      required: true
+- type: input
+  attributes:
+    label: Package Name and Version
+    description: Name and version of package (install name) which has incorrect hash.
+    placeholder: e.g. [email protected] (not '7-Zip')
+  validations:
+    required: true