[BUG]: ilogtail连接es，加上tls配置后，启动失败

[dxzxomy]

enable: true
inputs:
  - Type: file_log          # 文件输入类型
    LogPath: .              # 文件路径Glob匹配规则
    FilePattern: simple.log # 文件名Glob匹配规则
flushers:
  - Type: flusher_stdout    # 标准输出流输出类型
    OnlyStdout: true
  - Type: flusher_elasticsearch
    Addresses: 
      - https://elasticsearch-master:31474
    Index: default
    Authentication:
      PlainText:
        Username: elastic
        Password: STfQkJDAD0UejztI
      TLS:
        Enabled: true
        CAFile: /yinhe/apps/logtail/certs/ca.crt 
        CertFile: /yinhe/apps/logtail/certs/tls.crt
        KeyFile: /yinhe/apps/logtail/certs/tls.key
    HTTPConfig:
        MaxIdleConnsPerHost: 10
        ResponseHeaderTimeout: Second

2023/09/25 11:46:21 DEBUG Now using Go's stdlib log package (via loggers/mappers/stdlib).
load log config /yinhe/apps/logtail/plugin_logger.xml
recover stdout
recover stderr
panic: reflect: reflect.Value.Set using value obtained using unexported field

goroutine 17 [running, locked to thread]:
reflect.flag.mustBeAssignableSlow(0x7f9c5574191a?)
    /usr/local/go/src/reflect/value.go:257 +0xc5
reflect.flag.mustBeAssignable(...)
    /usr/local/go/src/reflect/value.go:247
reflect.Value.Set({0x7f9c55d51e40?, 0xc000514000?, 0x7f9c55746142?}, {0x7f9c55d51e40?, 0xc000514140?, 0x7f9c55d51e40?})
    /usr/local/go/src/reflect/value.go:2154 +0x6a
github.com/alibaba/ilogtail/plugins/flusher/elasticsearch.mergeTransports(0x7f9c55ba1ac0?, 0xc000525a10?)
    /src/plugins/flusher/elasticsearch/authentication.go:123 +0x470
github.com/alibaba/ilogtail/plugins/flusher/elasticsearch.configureHTTP(0xc000012e40, 0xc0001ed520?)
    /src/plugins/flusher/elasticsearch/authentication.go:104 +0xe9
github.com/alibaba/ilogtail/plugins/flusher/elasticsearch.(*Authentication).ConfigureAuthenticationAndHTTP(0xc0006c23b8?, 0xc000012e40, 0x7f9c559e2500?)
    /src/plugins/flusher/elasticsearch/authentication.go:55 +0x7f
github.com/alibaba/ilogtail/plugins/flusher/elasticsearch.(*FlusherElasticSearch).Init(0xc0006c2370, {0x7f9c561fed68?, 0xc00051a0a0?})
    /src/plugins/flusher/elasticsearch/flusher_elasticsearch.go:122 +0x1e5
github.com/alibaba/ilogtail/pluginmanager.loadFlusher({0xc0004e0e10, 0x15}, 0xc0003f2000, {0x7f9c55b9ff00, 0xc00037e1b0})
    /src/pluginmanager/logstore_config.go:762 +0x114
github.com/alibaba/ilogtail/pluginmanager.createLogstoreConfig({0x0, 0x0}, {0x0, 0x0}, {0xc000658c00, 0x40}, 0x0, {0x2ddf818, 0x376})
    /src/pluginmanager/logstore_config.go:598 +0x186b
github.com/alibaba/ilogtail/pluginmanager.LoadLogstoreConfig({0x0, 0x0}, {0x0, 0x0}, {0xc000658c00, 0x40}, 0xc0000780f0?, {0x2ddf818, 0x376})
    /src/pluginmanager/logstore_config.go:659 +0x18f
main.LoadConfig({0x1084578, 0x0}, {0x1084578, 0x0}, {0x2e06af8, 0x40}, 0xc0000e2000?, {0x2ddf818, 0x376})
    /src/plugin_main/plugin_export.go:109 +0x245

[PungYoung]

enable: true
inputs:
  - Type: file_log          # 文件输入类型
    LogPath: .              # 文件路径Glob匹配规则
    FilePattern: simple.log # 文件名Glob匹配规则
flushers:
  - Type: flusher_stdout    # 标准输出流输出类型
    OnlyStdout: true
  - Type: flusher_elasticsearch
    Addresses:
      - "https://172.18.0.2:9200"
    Index: log_%{+yyyyMMdd}
    Authentication:
      TLS:
        Enabled: true
        CAFile: /data/es/config/certs/http_ca.crt
      PlainText:
        Username: elastic
        Password: _n8ec=vl0ln*E1MnwW0T

这样配置没有问题