tools: perf: andes: remove Andes L2C events from ax[25|45|65]/firmware.json (torvalds#205)

It's required that events in ax[25|45|65]/firmware.json are consistent
with riscv-sbi-firmware.json. Thus, remove Andes custom firmware events
since astv540 OpenSBI does not support this function.

Signed-off-by: Ben Zong-You Xie <ben717@andestech.com>
Reviewed-on: https://gitea.andestech.com/RD-SW/linux/pulls/205
Reviewed-by: Locus Wei-Han Chen <locus84@andestech.com>
Reviewed-by: Charles Ci-Jyun Wu <dminus@andestech.com>
Co-authored-by: Ben Zong-You Xie <ben717@andestech.com>
Co-committed-by: Ben Zong-You Xie <ben717@andestech.com>

Author: ben717-linux

tools/perf/pmu-events/arch/riscv/andes/ax25/firmware.json

@@ -64,11 +64,5 @@
   },
   {
     "ArchStdEvent": "FW_HFENCE_VVMA_ASID_RECEIVED"
-  },
-  {
-    "ArchStdEvent": "ANDES_L2C_ACCESSES"
-  },
-  {
-    "ArchStdEvent": "ANDES_L2C_ACCESS_MISSES"
   }
 ]

tools/perf/pmu-events/arch/riscv/andes/ax45/firmware.json

@@ -64,11 +64,5 @@
   },
   {
     "ArchStdEvent": "FW_HFENCE_VVMA_ASID_RECEIVED"
-  },
-  {
-    "ArchStdEvent": "ANDES_L2C_ACCESSES"
-  },
-  {
-    "ArchStdEvent": "ANDES_L2C_ACCESS_MISSES"
   }
 ]

tools/perf/pmu-events/arch/riscv/andes/ax65/firmware.json

@@ -64,11 +64,5 @@
   },
   {
     "ArchStdEvent": "FW_HFENCE_VVMA_ASID_RECEIVED"
-  },
-  {
-    "ArchStdEvent": "ANDES_L2C_ACCESSES"
-  },
-  {
-    "ArchStdEvent": "ANDES_L2C_ACCESS_MISSES"
   }
 ]