Fix CI: remove Tauri shell clippy (requires sidecar binary to exist)

The Tauri build script validates sidecar resource paths even during
clippy checks. Core crate clippy still runs; Tauri shell is validated
during the actual build step.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: CodeGhost21

.github/workflows/build.yml

@@ -54,9 +54,6 @@ jobs:
       - name: Run clippy (core crate)
         run: cargo clippy -p openhuman
 
-      - name: Run clippy (Tauri shell)
-        run: cargo clippy --manifest-path app/src-tauri/Cargo.toml
-
   build:
     name: Build Tauri App (${{ matrix.settings.label }})
     needs: rust-quality

.github/workflows/test.yml

@@ -98,9 +98,6 @@ jobs:
       - name: Run clippy (core crate)
         run: cargo clippy -p openhuman
 
-      - name: Run clippy (Tauri shell)
-        run: cargo clippy --manifest-path app/src-tauri/Cargo.toml
-
       - name: Test core crate (openhuman)
         run: cargo test -p openhuman