Update Swatinem/rust-cache action to v2.9.3

Author: renovate[bot]

.github/workflows/desktop-signing.yml

@@ -93,7 +93,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # master
         with:
           toolchain: stable
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      - uses: Swatinem/rust-cache@d1527c8f67ef9af357290475d4af4b0fab8f12e0 # v2.9.3
         with:
           workspaces: desktop/src-tauri
           key: windows-signing

.github/workflows/desktop.yml

@@ -39,7 +39,7 @@ jobs:
         with:
           toolchain: stable
           components: rustfmt, clippy
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      - uses: Swatinem/rust-cache@d1527c8f67ef9af357290475d4af4b0fab8f12e0 # v2.9.3
         with:
           workspaces: desktop/src-tauri
       # Linux is the only target needing system libraries, and it needs them even to check.
@@ -78,7 +78,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # master
         with:
           toolchain: stable
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      - uses: Swatinem/rust-cache@d1527c8f67ef9af357290475d4af4b0fab8f12e0 # v2.9.3
         with:
           workspaces: desktop/src-tauri
           key: ${{ matrix.platform.name }}