Update issue templates

Author: giuseppeg

.github/ISSUE_TEMPLATE/custom.md

@@ -0,0 +1,10 @@
+---
+name: ''
+about: ''
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+# ⚠️ This plugin is not actively being maintained. If you want me to work on it please [consider donating]( https://github.com/sponsors/giuseppeg)

.github/ISSUE_TEMPLATE/not-actively-maintained.md

@@ -0,0 +1,10 @@
+---
+name: Not actively maintained
+about: Sponsors only
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+# ⚠️ This plugin is not actively being maintained. If you want me to work on it please [consider donating]( https://github.com/sponsors/giuseppeg)