.github/ISSUE_TEMPLATE: add title placeholder

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

.github/ISSUE_TEMPLATE/bug.yaml

@@ -1,6 +1,6 @@
 name: '🐛 Bug Report'
 description: 'Submit a bug report to help us improve'
-title: '🐛 Bug Report: '
+title: '🐛 Bug Report: <title>'
 labels:
   - bug
 body:

.github/ISSUE_TEMPLATE/feature.yaml

@@ -1,6 +1,6 @@
 name: 🚀 Feature
 description: 'Submit a proposal for a new feature'
-title: '🚀 Feature: '
+title: '🚀 Feature: <title>'
 labels: [enhancement]
 body:
   - type: markdown

.github/ISSUE_TEMPLATE/plugin.yaml

@@ -1,6 +1,6 @@
 name: 🔌 Plugin
 description: 'Submit a proposal for a new Plugin'
-title: '🔌 Plugin: '
+title: '🔌 Plugin: <title>'
 labels: [plugin]
 body:
   - type: markdown

.github/ISSUE_TEMPLATE/rfc.yaml

@@ -1,6 +1,6 @@
 name: 💬 RFC
 description: 'Request For Comments (RFC) from the community'
-title: '💬 RFC: '
+title: '💬 RFC: <title>'
 labels: [rfc]
 body:
   - type: markdown

.github/ISSUE_TEMPLATE/ux_component.yaml

@@ -1,6 +1,6 @@
 name: 🦄 UX Component
 description: 'For designers to request UX components to be added to the Backstage Storybook'
-title: '🦄 UX Component: '
+title: '🦄 UX Component: <title>'
 labels: [design]
 body:
   - type: markdown