[font][image] Use ESPHome urls for remote images (#11675)

tests/components/font/common.yaml

@@ -21,12 +21,12 @@ font:
     id: roboto_greek
     size: 20
     glyphs: ["\u0300", "\u00C5", "\U000000C7"]
-  - file: "https://github.com/IdreesInc/Monocraft/releases/download/v3.0/Monocraft.ttf"
+  - file: "https://media.esphome.io/tests/fonts/Monocraft.ttf"
     id: monocraft
     size: 20
   - file:
       type: web
-      url: "https://github.com/IdreesInc/Monocraft/releases/download/v3.0/Monocraft.ttf"
+      url: "https://media.esphome.io/tests/fonts/Monocraft.ttf"
     id: monocraft2
     size: 24
   - file: $component_dir/Monocraft.ttf

tests/components/font/test.host.yaml

@@ -21,12 +21,12 @@ font:
     id: roboto_greek
     size: 20
     glyphs: ["\u0300", "\u00C5", "\U000000C7"]
-  - file: "https://github.com/IdreesInc/Monocraft/releases/download/v3.0/Monocraft.ttf"
+  - file: "https://media.esphome.io/tests/fonts/Monocraft.ttf"
     id: monocraft
     size: 20
   - file:
       type: web
-      url: "https://github.com/IdreesInc/Monocraft/releases/download/v3.0/Monocraft.ttf"
+      url: "https://media.esphome.io/tests/fonts/Monocraft.ttf"
     id: monocraft2
     size: 24
   - file: $component_dir/Monocraft.ttf

tests/components/image/common.yaml

@@ -50,16 +50,16 @@ image:
     transparency: opaque
 
   - id: web_svg_image
-    file: https://raw.githubusercontent.com/esphome/esphome-docs/a62d7ab193c1a464ed791670170c7d518189109b/images/logo.svg
+    file: https://media.esphome.io/logo/logo.svg
     resize: 256x48
     type: BINARY
     transparency: chroma_key
   - id: web_tiff_image
-    file: https://upload.wikimedia.org/wikipedia/commons/b/b6/SIPI_Jelly_Beans_4.1.07.tiff
+    file: https://media.esphome.io/tests/images/SIPI_Jelly_Beans_4.1.07.tiff
     type: RGB
     resize: 48x48
   - id: web_redirect_image
-    file: https://avatars.githubusercontent.com/u/3060199?s=48&v=4
+    file: https://media.esphome.io/logo/logo.png
     type: RGB
     resize: 48x48
   - id: mdi_alert