[lld] Fix R_AVR_7_PCREL and R_AVR_13_PCREL range checking (PR #92695)

[Ben Shi via llvm-commits]

================
@@ -238,7 +238,6 @@ void AVR::relocate(uint8_t *loc, const Relocation &rel, uint64_t val) const {
     break;
   }
   case R_AVR_13_PCREL: {
-    checkInt(loc, val - 2, 13, rel);
----------------
benshi001 wrote:

I did not catch your point at here, indeed `RJMP`/`RCALL` have a range limit of [-4096, 4094], why we can not check it for attiny85 ? And How can it jump over 4KB with `RJMP` on attiny85?

https://github.com/llvm/llvm-project/pull/92695