feat: improve star coder to support multi lora layers (#2883)

* feat: improve star coder to support multi lora layers

* feat: improve weight that support adapters and add tests for starcoder with lora

* fix: bump snapshot for added tests

* fix: rerun pre commit lints

* fix: bump adapter test for added later names

Author: drbh

integration-tests/models/__snapshots__/test_flash_starcoder2_lora/test_flash_starcoder2.json

@@ -0,0 +1,73 @@
+{
+  "details": {
+    "best_of_sequences": null,
+    "finish_reason": "length",
+    "generated_tokens": 10,
+    "prefill": [],
+    "seed": null,
+    "tokens": [
+      {
+        "id": 2284,
+        "logprob": -0.9355469,
+        "special": false,
+        "text": "():"
+      },
+      {
+        "id": 303,
+        "logprob": -0.40795898,
+        "special": false,
+        "text": "\n   "
+      },
+      {
+        "id": 1489,
+        "logprob": -0.27954102,
+        "special": false,
+        "text": " print"
+      },
+      {
+        "id": 459,
+        "logprob": -0.6142578,
+        "special": false,
+        "text": "(\""
+      },
+      {
+        "id": 8302,
+        "logprob": -0.68310547,
+        "special": false,
+        "text": "Hello"
+      },
+      {
+        "id": 10914,
+        "logprob": -1.4599609,
+        "special": false,
+        "text": " World"
+      },
+      {
+        "id": 16013,
+        "logprob": -0.80126953,
+        "special": false,
+        "text": "!\")"
+      },
+      {
+        "id": 222,
+        "logprob": -0.625,
+        "special": false,
+        "text": "\n"
+      },
+      {
+        "id": 222,
+        "logprob": -0.23242188,
+        "special": false,
+        "text": "\n"
+      },
+      {
+        "id": 610,
+        "logprob": -1.2294922,
+        "special": false,
+        "text": "def"
+      }
+    ],
+    "top_tokens": null
+  },
+  "generated_text": "():\n    print(\"Hello World!\")\n\ndef"
+}