docs: add space between icon and text in issue template

Related to angular/angular#37492

Author: alan-agius4

.github/ISSUE_TEMPLATE/1-bug-report.md

@@ -1,5 +1,5 @@
 ---
-name: "\U0001F41EBug report"
+name: "\U0001F41E Bug report"
 about: Report a bug in Angular CLI
 ---
 <!--🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅🔅

.github/ISSUE_TEMPLATE/2-feature-request.md

@@ -1,5 +1,5 @@
 ---
-name: "\U0001F680Feature request"
+name: "\U0001F680 Feature request"
 about: Suggest a feature for Angular CLI
 
 ---

.github/ISSUE_TEMPLATE/4-security-issue-disclosure.md

@@ -1,5 +1,5 @@
 ---
-name: ⚠️Security issue disclosure
+name: ⚠️ Security issue disclosure
 about: Report a security issue in Angular Framework, Material, or CLI
 
 ---

.github/ISSUE_TEMPLATE/5-support-request.md

@@ -1,5 +1,5 @@
 ---
-name: "❓Support request"
+name: "❓ Support request"
 about: Questions and requests for support
 
 ---

.github/ISSUE_TEMPLATE/7-angular-material.md

@@ -1,5 +1,5 @@
 ---
-name: "\U0001F48EAngular Material"
+name: "\U0001F48E Angular Material"
 about: Issues and feature requests for Angular Material
 
 ---