Update issue templates

Removing the project:SDK label as it creates additional noise and confusion for support by making it seem like the issue has been looked at by an Expo team member. Moving forward, we'll use individual module labels.

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,7 +1,10 @@
 ---
-name: "🐛 Bug Report in Expo SDK"
+name: "\U0001F41B Bug Report in Expo SDK"
 about: You want to report a reproducible bug or regression in Expo SDK.
-labels: 'project: sdk'
+title: ''
+labels: ''
+assignees: ''
+
 ---
 
 ## 🐛 Bug Report

.github/ISSUE_TEMPLATE/bug_report_cli.md

@@ -1,6 +1,10 @@
 ---
-name: "🐛 Bug Report in Expo CLI"
+name: "\U0001F41B Bug Report in Expo CLI"
 about: You want to report an issue with Expo CLI, our command line tool.
+title: ''
+labels: ''
+assignees: ''
+
 ---
 
 <!--

.github/ISSUE_TEMPLATE/documentation.md

@@ -1,8 +1,10 @@
 ---
-name: "📃 Documentation Bug"
+name: "\U0001F4C3 Documentation Bug"
 about: You want to report something that is wrong or missing from the documentation.
-title: '[docs] '
+title: "[docs] "
 labels: 'project: docs'
+assignees: ''
+
 ---
 
 <!--

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,6 +1,10 @@
 ---
-name: "🙋 Feature Request"
+name: "\U0001F64B Feature Request"
 about: Want us to add something to Expo?
+title: ''
+labels: ''
+assignees: ''
+
 ---
 
 <!--

.github/ISSUE_TEMPLATE/questions.md

@@ -1,6 +1,10 @@
 ---
 name: "❓ Questions and discussions"
 about: You have a question about Expo or want to discuss some aspects of Expo.
+title: ''
+labels: ''
+assignees: ''
+
 ---
 
 <!--