[NFC][ELF][Mips] Remove redundant load of in.mipsCheriCapTable

This code is in MipsCheriCapTableSection::assignIndices so this is
already the .captable.

Author: jrtc27

lld/ELF/Arch/Cheri.cpp

@@ -767,8 +767,8 @@ uint64_t MipsCheriCapTableSection::assignIndices(uint64_t startIndex,
                                            ? ctx.in.relaPlt.get()
                                            : ctx.mainPart->relaDyn.get();
     addCapabilityRelocation<ELFT>(
-        ctx, targetSym, elfCapabilityReloc, ctx.in.mipsCheriCapTable.get(), off,
-        R_CHERI_CAPABILITY, 0, it.second.usedInCallExpr,
+        ctx, targetSym, elfCapabilityReloc, this, off, R_CHERI_CAPABILITY, 0,
+        it.second.usedInCallExpr,
         [&]() {
           return ("\n>>> referenced by " + refName + "\n>>> first used in " +
                   it.second.firstUse->verboseToString(ctx))