Add Dependabot, Update Dependencies and Workflows (#1440)

Build may fail because of some major dependency updates. Needs changes,
changes/fixes welcomed.

Main goal is keeping all things up-to-date.

---------

Co-authored-by: weishu <twsxtd@gmail.com>

.github/workflows/ksud.yml

@@ -28,10 +28,9 @@ jobs:
       run: |
         cp android*-lkm/*_kernelsu.ko ./userspace/ksud/bin/aarch64/
         
-    # cross build failed after Rust 1.68, see https://github.com/cross-rs/cross/issues/1222
     - name: Setup rustup
       run: |
-        rustup default 1.67.0
+        rustup update stable
         rustup target add x86_64-apple-darwin
         rustup target add aarch64-apple-darwin
     - uses: Swatinem/rust-cache@v2
@@ -40,10 +39,11 @@ jobs:
         cache-targets: false
 
     - name: Install cross
-      run: cargo install cross --locked
+      run: |
+        cargo install cross --git https://github.com/cross-rs/cross --rev 66845c1
 
     - name: Build ksud
-      run: cross build --target ${{ inputs.target }} --release --manifest-path ./userspace/ksud/Cargo.toml
+      run: CROSS_NO_WARNINGS=0 cross build --target ${{ inputs.target }} --release --manifest-path ./userspace/ksud/Cargo.toml
 
     - name: Upload ksud artifact
       uses: actions/upload-artifact@v4