change copyright name to appname, fix bug in import configuration settings

.github/workflows/generator-linux.yml

@@ -277,6 +277,8 @@ jobs:
           sed -i -e 's|OriginalFilename = "rustdesk.exe"|OriginalFilename = "${{ inputs.appname }}.exe"|' ./libs/portable/Cargo.toml
           find ./src/lang -name "*.rs" -exec sed -i -e 's|RustDesk|${{ inputs.appname }}|' {} \;
           sed -i -e '/-p tmpdeb\/usr\/lib\/rustdesk/d' ./build.py
+          sed -i -e 's|Purslane Ltd.|${{ inputs.appname }}|' ./Cargo.toml
+          sed -i -e 's|Purslane Ltd|${{ inputs.appname }}|' ./libs/portable/Cargo.toml
           
       - name: allow custom.txt
         continue-on-error: true