MIPS64: Fix WASM related failures

Fix wrong MacroAssembler instruction in
kArchCallWasmFunction, which caused over
1000 tests to fail.

Bug: 
Change-Id: I5730f33ec2253d2d5dfaf8a8e6d5414f0668b4bd
Reviewed-on: https://chromium-review.googlesource.com/866498Reviewed-by: Ivica Bogosavljevic <ivica.bogosavljevic@mips.com>
Commit-Queue: Ivica Bogosavljevic <ivica.bogosavljevic@mips.com>
Cr-Commit-Position: refs/heads/master@{#50567}

src/compiler/mips64/code-generator-mips64.cc

@@ -690,11 +690,11 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
       if (instr->InputAt(0)->IsImmediate()) {
         Address wasm_code = reinterpret_cast<Address>(
             i.ToConstant(instr->InputAt(0)).ToInt64());
-        __ Jump(wasm_code, info()->IsWasm() ? RelocInfo::WASM_CALL
+        __ Call(wasm_code, info()->IsWasm() ? RelocInfo::WASM_CALL
                                             : RelocInfo::JS_TO_WASM_CALL);
       } else {
         __ daddiu(at, i.InputRegister(0), 0);
-        __ Jump(at);
+        __ Call(at);
       }
       frame_access_state()->ClearSPDelta();
       frame_access_state()->SetFrameAccessToDefault();