Fix shell: use powershell not pwsh on Windows

.gitea/workflows/release.yml

@@ -17,7 +17,7 @@ jobs:
 
       - name: Get version
         id: version
-        shell: pwsh
+        shell: powershell
         run: |
           $v = (Get-Content src-tauri\tauri.conf.json | ConvertFrom-Json).version
           "version=$v" >> $env:GITHUB_OUTPUT
@@ -27,15 +27,15 @@ jobs:
           workspaces: src-tauri
 
       - name: Install frontend deps
-        shell: pwsh
+        shell: powershell
         run: cd cinny; npm ci
 
       - name: Install Tauri deps
-        shell: pwsh
+        shell: powershell
         run: npm ci
 
       - name: Build
-        shell: pwsh
+        shell: powershell
         env:
           TAURI_SIGNING_PRIVATE_KEY: ${{ secrets.TAURI_SIGNING_PRIVATE_KEY }}
           TAURI_SIGNING_PRIVATE_KEY_PASSWORD: ''
@@ -43,7 +43,7 @@ jobs:
         run: npm run tauri -- build
 
       - name: Stage artifacts
-        shell: pwsh
+        shell: powershell
         run: |
           $v = "${{ steps.version.outputs.version }}"
           New-Item -ItemType Directory -Force dist | Out-Null