bump go version and fix makefile (#100)

Makefile

@@ -19,7 +19,7 @@ BIN_DIR                 ?= $(shell pwd)
 DOCKER_IMAGE_NAME       ?= $(shell basename $(shell pwd))
 DOCKER_IMAGE_TAG        ?= $(subst /,-,$(shell git rev-parse --abbrev-ref HEAD))
 
-all: format build test
+all: format release test
 
 GO_BUILD_LDFLAGS = -X github.com/prometheus/common/version.Version=$(shell cat VERSION) -X github.com/prometheus/common/version.Revision=$(shell git rev-parse HEAD) -X github.com/prometheus/common/version.Branch=$(shell git describe --always --contains --all) -X github.com/prometheus/common/version.BuildUser= -X github.com/prometheus/common/version.BuildDate=$(shell date +%FT%T%z) -s -w
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/percona/rds_exporter
 
-go 1.19
+go 1.23
 
 require (
 	github.com/aws/aws-sdk-go v1.36.30

go.sum

@@ -119,6 +119,7 @@ github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.8 h1:e6P7q2lk1O+qJJb4BtCQXlK8vWEO8V1ZeuEdJNOqZyg=
+github.com/google/go-cmp v0.5.8/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=