Update gitignore, CI script, and repo metadata

.github/FUNDING.yml

@@ -1,2 +0,0 @@
-patreon: godotengine
-custom: https://godotengine.org/donate

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"

.github/workflows/static_checks.yml

@@ -1,15 +1,19 @@
-name: Continuous integration
+name: Static Checks
 on: [push, pull_request]
 
 jobs:
-  build:
+  format:
+    name: File formatting (file_format.sh)
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout
         uses: actions/checkout@v2
 
-      - name: Lint demo (format.sh)
+      - name: Install dependencies
         run: |
           sudo apt-get update -qq
           sudo apt-get install -qq dos2unix recode
-          bash ./format.sh
+
+      - name: File formatting checks (file_format.sh)
+        run: |
+          bash ./file_format.sh