Migrate linux vm tests to LUCI (#72360)

dev/devicelab/manifest.yaml

@@ -724,18 +724,6 @@ tasks:
     stage: devicelab
     required_agent_capabilities: ["linux/android"]
 
-  dartdocs:
-    description: >
-      Tracks how many members are still lacking documentation.
-    stage: devicelab
-    required_agent_capabilities: ["linux-vm"]
-
-  technical_debt__cost:
-    description: >
-      Estimates our technical debt (TODOs, analyzer ignores, etc).
-    stage: devicelab
-    required_agent_capabilities: ["linux-vm"]
-
   flutter_gallery__start_up:
     description: >
       Measures the startup time of the Flutter Gallery app on Android.
@@ -884,12 +872,6 @@ tasks:
     stage: devicelab
     required_agent_capabilities: ["linux/android"]
 
-  web_benchmarks_html:
-    description: >
-      Runs Web benchmarks on Chrome on a Linux machine using the HTML rendering backend.
-    stage: devicelab
-    required_agent_capabilities: ["linux-vm"]
-
   # android_splash_screen_integration_test:
   #   description: >
   #     Runs end-to-end test of Flutter's Android splash behavior.

dev/prod_builders.json

@@ -18,6 +18,12 @@
          "task_name": "linux_customer_testing",
          "flaky": false
       },
+      {
+         "name": "Linux dartdocs",
+         "repo": "flutter",
+         "task_name": "linux_dartdocs",
+         "flaky": false
+      },
       {
          "name": "Linux docs",
          "repo": "flutter",
@@ -108,6 +114,12 @@
          "task_name": "linux_plugin_test",
          "flaky": false
       },
+      {
+         "name": "Linux technical_debt__cost",
+         "repo": "flutter",
+         "task_name": "linux_technical_debt__cost",
+         "flaky": false
+      },
       {
          "name": "Linux tool_tests",
          "repo": "flutter",