codewhisperer: revert 1000 code chunks calculation experiment (#3854)

Author: Will-ShaoHua

jetbrains-core/src/software/aws/toolkits/jetbrains/services/codewhisperer/util/CodeWhispererConstants.kt

@@ -7,8 +7,6 @@ import com.intellij.openapi.editor.markup.EffectType
 import com.intellij.openapi.editor.markup.TextAttributes
 import com.intellij.ui.JBColor
 import software.amazon.awssdk.regions.Region
-import software.aws.toolkits.jetbrains.services.codewhisperer.service.CodeWhispererUserGroup
-import software.aws.toolkits.jetbrains.services.codewhisperer.service.CodeWhispererUserGroupSettings
 import java.awt.Font
 import java.text.SimpleDateFormat
 import java.time.format.DateTimeFormatter
@@ -79,8 +77,7 @@ object CodeWhispererConstants {
     }
 
     object CrossFile {
-        val CHUNK_SIZE
-            get() = if (CodeWhispererUserGroupSettings.getInstance().getUserGroup() == CodeWhispererUserGroup.Control) 60 else 1000
+        const val CHUNK_SIZE = 60
     }
 
     object Utg {

jetbrains-core/tst/software/aws/toolkits/jetbrains/services/codewhisperer/CodeWhispererFileContextProviderTest.kt

@@ -78,7 +78,7 @@ class CodeWhispererFileContextProviderTest {
         assertThat(CodeWhispererConstants.CrossFile.CHUNK_SIZE).isEqualTo(60)
 
         whenever(userGroupSetting.getUserGroup()).thenReturn(CodeWhispererUserGroup.CrossFile)
-        assertThat(CodeWhispererConstants.CrossFile.CHUNK_SIZE).isEqualTo(1000)
+        assertThat(CodeWhispererConstants.CrossFile.CHUNK_SIZE).isEqualTo(60)
     }
 
     @Test