moves packet-hasher out of the mutex (solana-labs#26091)

Packet-hasher is not mutated across threads and does not need to be
wrapped in a mutex.

core: disable quic servers on mainnet-beta (solana-labs#26045)

(cherry picked from commit a5f290a)

# Conflicts:
#	core/src/validator.rs
#	local-cluster/src/validator_configs.rs
#	validator/src/main.rs

Co-authored-by: Trent Nelson <trent@solana.com>

A default tower is no longer considered to contain a stray last vote (s…

…olana-labs#25912)

(cherry picked from commit ace24a7)

Co-authored-by: Michael Vines <mvines@gmail.com>

Update Version CrdsData on node identity changes (solana-labs#25904)

(cherry picked from commit 7ef18f2)

Co-authored-by: Michael Vines <mvines@gmail.com>

cpi charge for executables (backport solana-labs#24396) (solana-labs#…

…25795)

* cpi charge for executables (solana-labs#24396)

(cherry picked from commit 5eb1ba4)

# Conflicts:
#	programs/bpf_loader/src/syscalls.rs
#	sdk/src/feature_set.rs

* resolve conflicts

Co-authored-by: Jack May <jack@solana.com>

runtime: gate nonce disable at restart slot

runtime: disable durable nonces

Detect tracer key in sigverify (solana-labs#25579) (solana-labs#25645)

* Mark the tracer transaction

* simplify tracer check

(cherry picked from commit 90a3315)

Co-authored-by: carllin <carl@solana.com>

runtime: gate nonce disable at restart slot

runtime: disable durable nonces