bump up setup python action to v4

.github/workflows/build_aarch64.yml

@@ -21,7 +21,7 @@ jobs:
         - 'broadcom_64bit'
     steps:
     - name: Setup Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
 
     - name: Checkout TinyUSB
       uses: actions/checkout@v3

.github/workflows/build_arm.yml

@@ -65,7 +65,7 @@ jobs:
         - 'xmc4000'
     steps:
     - name: Setup Python
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v4
 
     - name: Install ARM GCC
       uses: carlosperate/arm-none-eabi-gcc-action@v1

.github/workflows/build_esp.yml

@@ -23,7 +23,7 @@ jobs:
 
     steps:
     - name: Setup Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
 
     - name: Pull ESP-IDF docker
       run: docker pull espressif/idf:latest

.github/workflows/build_msp430.yml

@@ -18,7 +18,7 @@ jobs:
         - 'msp430'
     steps:
     - name: Setup Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
 
     - name: Checkout TinyUSB
       uses: actions/checkout@v3

.github/workflows/build_renesas.yml

@@ -18,7 +18,7 @@ jobs:
         - 'rx'
     steps:
     - name: Setup Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
 
     - name: Checkout TinyUSB
       uses: actions/checkout@v3

.github/workflows/build_riscv.yml

@@ -19,7 +19,7 @@ jobs:
         - 'gd32vf103'
     steps:
     - name: Setup Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
 
     - name: Checkout TinyUSB
       uses: actions/checkout@v3