ci: check generated seccomp files match

[intrigus-lgtm]

Check that the *.seccomppolicy and *_seccomp.h files match.

This would have highlighted that #6580 committed a watch_seccomp.h file that did not match the watch.seccomppolicy file.
This mismatch has been fixed in #6732

[github-actions]

Performance Measurements ⏳

Suite	Baseline	New	Change
backtest mainnet-368528500-perf per slot	0.079458 s	0.079779 s	0.404% ✅
backtest mainnet-368528500-perf snapshot load	2.971 s	2.89 s	-2.726% ✅
backtest mainnet-368528500-perf total elapsed	79.458496 s	79.779297 s	0.404% ✅
firedancer mem usage with mainnet.toml	1017.12 GiB	1017.12 GiB	0.000% ✅

[github-actions]

Performance Measurements ⏳

Suite	Baseline	New	Change
backtest mainnet-368528500-perf per slot	0.078682 s	0.078514 s	-0.214% ✅
backtest mainnet-368528500-perf snapshot load	2.637 s	2.629 s	-0.303% ✅
backtest mainnet-368528500-perf total elapsed	78.682403 s	78.513611 s	-0.215% ✅
firedancer mem usage with mainnet.toml	1021.13 GiB	1021.13 GiB	0.000% ✅

[github-actions]

Performance Measurements ⏳

Suite	Baseline	New	Change
backtest mainnet-368528500-perf per slot	0.064455 s	0.064141 s	-0.487% ✅
backtest mainnet-368528500-perf snapshot load	2.172 s	2.131 s	-1.888% ✅
backtest mainnet-368528500-perf total elapsed	64.455239 s	64.140791 s	-0.488% ✅
firedancer mem usage with mainnet.toml	974.13 GiB	974.13 GiB	0.000% ✅