[ebpf-manager] Upgrade to 0.7.8

[pimlu]

What does this PR do?

Upgrades ebpf-manager to v0.7.8

Motivation

Want to include this ebpf-manager PR: Close probes concurrently

Describe how you validated your changes

Tested via CI in [do not merge] test out ebpf-manager change

Possible Drawbacks / Trade-offs

Additional Notes

[cit-pr-commenter]

Go Package Import Differences

Baseline: 1da84ea
Comparison: 1e32a31

binary	os	arch	change
agent	linux	amd64	+2, -0 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace
agent	linux	arm64	+2, -0 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace
iot-agent	linux	amd64	+2, -0 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace
iot-agent	linux	arm64	+2, -0 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace
heroku-agent	linux	amd64	+2, -0 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace
cluster-agent	linux	amd64	+2, -0 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace
cluster-agent	linux	arm64	+2, -0 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace
cluster-agent-cloudfoundry	linux	amd64	+2, -1 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace -golang.org/x/exp/constraints
cluster-agent-cloudfoundry	linux	arm64	+2, -1 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace -golang.org/x/exp/constraints
process-agent	linux	amd64	+2, -1 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace -golang.org/x/exp/constraints
process-agent	linux	arm64	+2, -1 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace -golang.org/x/exp/constraints
heroku-process-agent	linux	amd64	+3, -1 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace -golang.org/x/exp/constraints +golang.org/x/sync/errgroup
security-agent	linux	amd64	+2, -1 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace -golang.org/x/exp/constraints
security-agent	linux	arm64	+2, -1 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace -golang.org/x/exp/constraints
system-probe	linux	amd64	+2, -0 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace
system-probe	linux	arm64	+2, -0 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace
system-probe	windows	amd64	+2, -1 +github.com/cilium/ebpf/internal/linux +github.com/cilium/ebpf/internal/testutils/fdtrace -golang.org/x/exp/constraints