fix: No warnings shown on Android Studio

[ronnnnn]

Overview

• No warnings appear from custom_lint was shown on nilts_test and nilts_example only with Android Studio.
  • To avoid package version conflicts, ignore pubspec.lock files in all packages.

custom_lint log:

The request analysis.setContextRoots failed with the following error:
RequestErrorCode.PLUGIN_ERROR
ProcessException: No such file or directory
  Command: flutter pub get
at:
#0      _ProcessImpl._start (dart:io-patch/process_patch.dart:402:33)
#1      Process.start (dart:io-patch/process_patch.dart:38:20)
#2      _runNonInteractiveProcess (dart:io-patch/process_patch.dart:579:18)
#3      Process.run (dart:io-patch/process_patch.dart:49:12)
#4      CustomLintWorkspace.runPubGet (package:custom_lint/src/workspace.dart:860:36)
#5      CustomLintWorkspace.resolvePluginHost (package:custom_lint/src/workspace.dart:835:13)
<asynchronous suspension>
#6      SocketCustomLintServerToClientChannel._startProcess (package:custom_lint/src/v2/server_to_client_channel.dart:151:7)
<asynchronous suspension>
#7      SocketCustomLintServerToClientChannel.init (package:custom_lint/src/v2/server_to_client_channel.dart:111:21)
<asynchronous suspension>
#8      CustomLintServer._maybeSpawnCustomLintPlugin (package:custom_lint/src/v2/custom_lint_analyzer_plugin.dart:394:5)
<asynchronous suspension>
#9      CustomLintServer._handleAnalysisSetContextRoots.<anonymous closure> (package:custom_lint/src/v2/custom_lint_analyzer_plugin.dart:341:9)
<asynchronous suspension>
#10     PendingOperation.run (package:custom_lint/src/async_operation.dart:22:14)
<asynchronous suspension>
#11     CustomLintServer._handleRequest (package:custom_lint/src/v2/custom_lint_analyzer_plugin.dart:173:22)
<asynchronous suspension>

Feature type

• Lint Rule
• Quick fix
• Assist
• Other (Update docs, Configure CI, etc...)