ci: update GitHub Actions workflow

- Update branch name from 'master' to 'master' (no space)
- Rename 'PollinationSDK.Tests' to 'CSharpSDK.Tests'
- Rename 'PollinationSDK' to 'CSharpSDK'
- Remove unnecessary hyphen in build steps

Author: MingboPeng

.github/workflows/cd.yaml

@@ -1,8 +1,8 @@
 name: CD
 
-on: 
+on:
   push:
-    branches: [ master ]
+    branches: [master]
 
 jobs:
   build:
@@ -21,16 +21,16 @@ jobs:
           dotnet --version
           dotnet restore
           dotnet build --configuration Release
-          
+
       - name: Run Unit Tests
-        working-directory: src/PollinationSDK.Tests
+        working-directory: src/CSharpSDK.Tests
         run: |
           $Env:PollinationApiKey = "${{secrets.POLLINATION_STAGING_APIKEY}}"
           $Env:PollinationApiKeyProduction = "${{secrets.POLLINATION_PRODUCTION_APIKEY}}"
           dotnet test --configuration Release
 
       - name: Deploy
-        working-directory: src/PollinationSDK
+        working-directory: src/CSharpSDK
         run: |
           dotnet pack --configuration Release -o nuget -p:IncludeSymbols=true -p:SymbolPackageFormat=snupkg
           dotnet nuget push bin\Release\PollinationSDK.*.nupkg -k ${{secrets.NUGET_API_KEY}} -s https://api.nuget.org/v3/index.json