chore(ci): Remove LSAN suppressions after fixing actual leaks

The memory leaks were real bugs in test code, not tokio runtime artifacts.
Now that they're fixed, we don't need suppressions or special symbolization
setup.

Author: xdustinface

.github/lsan_suppressions.txt

@@ -19,20 +19,15 @@ jobs:
           components: rust-src
       - uses: Swatinem/rust-cache@v2
 
-      - name: Install LLVM tools for symbolization
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y llvm
+      - name: Install LLVM for symbolization
+        run: sudo apt-get update && sudo apt-get install -y llvm
 
       - name: Run tests with ASAN
         env:
           RUSTFLAGS: "-Zsanitizer=address -Cdebuginfo=2"
-          # Use llvm-symbolizer to get function names in stack traces
           ASAN_SYMBOLIZER_PATH: /usr/bin/llvm-symbolizer
-          # Symbolize and use slow unwinding for better stack traces
           ASAN_OPTIONS: "symbolize=1"
-          # Suppress known tokio runtime leaks, use slow unwinding for accurate traces
-          LSAN_OPTIONS: "suppressions=${{ github.workspace }}/.github/lsan_suppressions.txt:fast_unwind_on_malloc=0:print_suppressions=1"
+          LSAN_OPTIONS: "fast_unwind_on_malloc=0"
         run: |
           # FFI crates (C interop)
           cargo +nightly test -Zbuild-std --target x86_64-unknown-linux-gnu \