chore: Remove old unit tests

Author: PerfectSlayer

internal-api/build.gradle

@@ -229,7 +229,10 @@ excludedClassesBranchCoverage = [
   'datadog.trace.api.ProductActivationConfig',
   'datadog.trace.api.ClassloaderConfigurationOverrides.Lazy',
   'datadog.trace.util.stacktrace.HotSpotStackWalker',
-  'datadog.trace.util.stacktrace.StackWalkerFactory'
+  'datadog.trace.util.stacktrace.StackWalkerFactory',
+  // Tested using forked process
+  'datadog.trace.api.env.CapturedEnvironment',
+  'datadog.trace.api.env.CapturedEnvironment.ProcessInfo'
 ]
 excludedClassesInstructionCoverage = [
   'datadog.trace.bootstrap.config.provider.EnvironmentConfigSource',