Bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v3...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/esp-idf_with-gfx.yml

@@ -18,25 +18,25 @@ jobs:
 
     steps:
     - name: Checkout repo
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: 'recursive'
     - name: Checkout ESP32-HUB75-MatrixPanel-I2S-DMA component
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         path: 'examples/esp-idf/with-gfx/components/ESP32-HUB75-MatrixPanel-I2S-DMA'
     - name: Checkout Adafruit-GFX-Library repo
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: 'adafruit/Adafruit-GFX-Library'
         path: 'examples/esp-idf/with-gfx/components/Adafruit-GFX-Library'
     - name: Checkout Adafruit_BusIO repo
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: 'adafruit/Adafruit_BusIO'
         path: 'examples/esp-idf/with-gfx/components/Adafruit_BusIO'
     - name: Checkout arduino-esp32 repo
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: 'espressif/arduino-esp32'
         path: 'examples/esp-idf/with-gfx/components/arduino'

.github/workflows/esp-idf_without-gfx.yml

@@ -18,11 +18,11 @@ jobs:
 
     steps:
     - name: Checkout repo
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: 'recursive'
     - name: Checkout ESP32-HUB75-MatrixPanel-I2S-DMA component
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         path: 'examples/esp-idf/without-gfx/components/ESP32-HUB75-MatrixPanel-I2S-DMA'
     - name: esp-idf build

.github/workflows/pio_build.yml

@@ -35,7 +35,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Cache pip and platformio
       uses: actions/cache@v3
       with: