[chore][receiver/aerospike] addressing lint issues

[codeboten]

Updating golangci-lint raises the following warnings:

integration_test.go:385:2: if-return: redundant if ...; err != nil check, just return error instead. (revive)
        if err := recordsWaitAndCheck(func() (recordsCheckable, as.Error) {
                return c.Query(queryPolicy, geoStm1)
        }); err != nil {
                return err
        }
integration_test.go:145:2: empty-block: this block is empty, you can remove it (revive)
        for range chk.Results() {
        }
scraper.go:112:36: unused-parameter: parameter 'ctx' seems to be unused, consider removing or renaming it as _ (revive)
func (r *aerospikeReceiver) scrape(ctx context.Context) (pmetric.Metrics, error) {
                                   ^
config.go:54:72: non-wrapping format verb for fmt.Errorf. Use `%w` to format errors (errorlint)
                return multierr.Append(allErrs, fmt.Errorf("%w: %s", errBadEndpoint, err))
                                                                                     ^
config.go:63:71: non-wrapping format verb for fmt.Errorf. Use `%w` to format errors (errorlint)
                allErrs = multierr.Append(allErrs, fmt.Errorf("%w: %s", errBadPort, err))
                                                                                    ^
config.go:84:78: non-wrapping format verb for fmt.Errorf. Use `%w` to format errors (errorlint)
                        allErrs = multierr.Append(allErrs, fmt.Errorf("%w: %s", errFailedTLSLoad, err))

Linked issue: #20424