Update outdated actions to remove warnings when workflow runs (#65)

Author: mcbarton

.github/workflows/main.yml

@@ -24,24 +24,33 @@ jobs:
         include:
           - name: ubu22
             os: ubuntu-22.04
+            micromamba_shell_init: bash
           - name: ubu22-analyzers
             os: ubuntu-22.04
             coverage: true
             extra_cmake_flags: -DCMAKE_BUILD_TYPE=Debug
+            micromamba_shell_init: bash
           - name: osx13-x86
             os: macos-13
+            micromamba_shell_init: bash
           - name: osx14-arm
             os: macos-14
+            micromamba_shell_init: bash
           - name: Windows22
             os: windows-2022
+            micromamba_shell_init: cmd.exe
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
       - name: install mamba
-        uses: mamba-org/provision-with-micromamba@main
+        uses: mamba-org/setup-micromamba@main
         with:
           environment-file: environment-dev.yml
+          init-shell: >-
+            ${{ matrix.micromamba_shell_init }}
           environment-name: xeus-cpp
 
       - name: micromamba shell hook
@@ -56,10 +65,9 @@ jobs:
         run: |
           $HOME/micromamba-bin/micromamba install cxx-compiler -c conda-forge -y
 
-
       - name: cmake configure
         if: ${{ runner.os == 'windows' }}
-        shell: cmd
+        shell: cmd /C call {0}
         run: |
           call C:\Users\runneradmin\micromamba-root\condabin\micromamba.bat activate xeus-cpp
           mkdir -p build
@@ -80,7 +88,7 @@ jobs:
 
       - name: build & install
         if: ${{ runner.os == 'windows' }}
-        shell: cmd
+        shell: cmd /C call {0}
         run: |
           call C:\Users\runneradmin\micromamba-root\condabin\micromamba.bat activate xeus-cpp
           cd build
@@ -126,7 +134,7 @@ jobs:
 
       - name: Upload to codecov.io
         if: ${{ success() && (matrix.coverage == true) }}
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           file: ./coverage.info
 
@@ -144,14 +152,19 @@ jobs:
       fail-fast: false
       matrix:
         emsdk_ver: ["3.1.45"]
+        micromamba_shell_init: ["bash"]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
-      - name: Install mamba
-        uses: mamba-org/provision-with-micromamba@main
+      - name: install mamba
+        uses: mamba-org/setup-micromamba@main
         with:
           environment-file: environment-wasm-build.yml
+          init-shell: >-
+            ${{ matrix.micromamba_shell_init }}
           environment-name: xeus-cpp-wasm-build
 
       - name: Setup emsdk