Increase the omni-bencher CI checks timeout (#10594)

I have seen this now failing multiple times because of this timeout :)

Author: bkchr

.github/workflows/check-frame-omni-bencher.yml

@@ -32,7 +32,7 @@ jobs:
       WASM_BUILD_NO_COLOR: 1
       WASM_BUILD_RUSTFLAGS: "-C debug-assertions"
       RUST_LOG: "frame_omni_bencher=info,polkadot_sdk_frame=info"
-    timeout-minutes: 30
+    timeout-minutes: 60
     container:
       image: ${{ needs.preflight.outputs.IMAGE }}
     steps:
@@ -54,7 +54,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [preflight]
     if: ${{ needs.preflight.outputs.changes_rust }}
-    timeout-minutes: 30
+    timeout-minutes: 60
     outputs:
       runtime: ${{ steps.runtime.outputs.runtime }}
     container:
@@ -74,7 +74,7 @@ jobs:
     runs-on: ${{ needs.preflight.outputs.RUNNER_BENCHMARK }}
     needs: [preflight, runtime-matrix]
     if: ${{ needs.preflight.outputs.changes_rust }}
-    timeout-minutes: 30
+    timeout-minutes: 60
     strategy:
       fail-fast: false # keep running other workflows even if one fails, to see the logs of all possible failures
       matrix: