Move diplomacy to standalone library absorbing aop #869

Job	Run time
riscv-arch-test	0s
riscv-tests (DefaultConfig)	11m 11s
jtag-dtm-test (freechips.rocketchip.system.WithJtagDTMSystem_freechips.rocketchip.system.DefaultC...	11m 35s
riscv-tests (DefaultBufferlessConfig)	11m 28s
emulator (DefaultSmallConfig)	11m 41s
jtag-dtm-test (freechips.rocketchip.system.WithJtagDTMSystem_freechips.rocketchip.system.DefaultR...	11m 35s
riscv-tests (DefaultRV32Config)	11m 27s
emulator (DualBankConfig)	11m 43s
jtag-dtm-test (freechips.rocketchip.system.WithJtagDTMSystem_freechips.rocketchip.system.WithDebu...	11m 18s
riscv-tests (TinyConfig)	11m 28s
emulator (DualChannelConfig)	11m 43s
jtag-dtm-test (freechips.rocketchip.system.WithJtagDTMSystem_freechips.rocketchip.system.WithDebu...	11m 34s
riscv-tests (DefaultFP16Config)	11m 28s
emulator (DualChannelDualBankConfig)	11m 32s
emulator (RoccExampleConfig)	11m 29s
emulator (Edge128BitConfig)	11m 40s
emulator (Edge32BitConfig)	11m 42s
emulator (QuadChannelBenchmarkConfig)	11m 39s
emulator (EightChannelConfig)	11m 21s
emulator (DualCoreConfig)	11m 39s
emulator (MemPortOnlyConfig)	11m 43s
emulator (MMIOPortOnlyConfig)	11m 39s
emulator (CloneTileConfig)	11m 43s
emulator (HypervisorConfig)	11m 39s
	4h 25m 57s

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