Merge branch 'ashmckenzie/update-golangci-and-gotestsum' into 'main'

Update `golangci` to 1.60.3 and `gotestsum` to 1.12.0

See merge request https://gitlab.com/gitlab-org/gitlab-shell/-/merge_requests/1135



Merged-by: Igor Drozdov <idrozdov@gitlab.com>
Approved-by: Igor Drozdov <idrozdov@gitlab.com>
Co-authored-by: Ash McKenzie <amckenzie@gitlab.com>

Makefile

@@ -9,10 +9,10 @@ GO_TAGS := tracer_static tracer_static_jaeger continuous_profiler_stackdriver
 
 ARCH ?= $(shell uname -m | sed -e 's/x86_64/amd64/' | sed -e 's/aarch64/arm64/')
 
-GOTESTSUM_VERSION := 1.11.0
+GOTESTSUM_VERSION := 1.12.0
 GOTESTSUM_FILE := support/bin/gotestsum-${GOTESTSUM_VERSION}
 
-GOLANGCI_LINT_VERSION := 1.60.2
+GOLANGCI_LINT_VERSION := 1.60.3
 GOLANGCI_LINT_FILE := support/bin/golangci-lint-${GOLANGCI_LINT_VERSION}
 
 export GOFLAGS := -mod=readonly