Upgrade to GitHub-native Dependabot (#195)

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

.github/dependabot.yml

@@ -0,0 +1,24 @@
+version: 2
+updates:
+- package-ecosystem: pip
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "04:00"
+  open-pull-requests-limit: 10
+  ignore:
+  - dependency-name: matplotlib
+    versions:
+    - 3.4.0
+  - dependency-name: pandas
+    versions:
+    - 1.2.1
+    - 1.2.2
+    - 1.2.3
+  - dependency-name: tqdm
+    versions:
+    - 4.56.1
+    - 4.58.0
+  - dependency-name: bokeh
+    versions:
+    - 2.3.0