Makefile: remove manual Abseil path search

Makefile

@@ -9,15 +9,14 @@ SRC_DIRS := ./src ./test ./tools
 
 GRPCPP_FLAGS := $(shell pkg-config grpc++ --cflags)
 GRPCPP_LIBS := $(shell pkg-config grpc++ --libs) -lgrpc++_reflection
-ABSL_LIBS := $(shell pkg-config absl_log_internal_check_op --libs)
 ifndef GRPCPP_LIBS
 $(error gRPC++ could not be found via pkg-config, you need to install them)
 endif
 
 CXX := g++
 AS := nasm
 CXXFLAGS := -std=c++17 -Wall -pthread -flarge-source-files -Wno-unused-label -rdynamic -mavx2 $(GRPCPP_FLAGS) #-Wfatal-errors
-LDFLAGS := -lprotobuf -lsodium -lgpr -lpthread -lpqxx -lpq -lgmp -lstdc++ -lgmpxx -lsecp256k1 -lcrypto -luuid -fopenmp -liomp5 $(GRPCPP_LIBS) $(ABSL_LIBS)
+LDFLAGS := -lprotobuf -lsodium -lgpr -lpthread -lpqxx -lpq -lgmp -lstdc++ -lgmpxx -lsecp256k1 -lcrypto -luuid -fopenmp -liomp5 $(GRPCPP_LIBS)
 CFLAGS := -fopenmp
 ASFLAGS := -felf64