fix(example): align example to correct adapter (#2478)

* fix(example): align example to correct adapter

* fix: add missing load in 4 bit

examples/gemma3/gemma-3-4b-qlora.yml

@@ -1,6 +1,8 @@
 base_model: google/gemma-3-4b-it
 strict: false
 
+load_in_4bit: true
+
 # gemma3 doesn't seem to play nice with ddp
 ddp_find_unused_parameters: true
 
@@ -17,7 +19,7 @@ dataset_prepared_path: last_run_prepared
 val_set_size: 0.01
 output_dir: ./outputs/out
 
-adapter: lora
+adapter: qlora
 lora_model_dir:
 
 sequence_len: 2048

examples/gemma3/gemma-3-4b-vision-qlora.yml

@@ -2,6 +2,8 @@ base_model: google/gemma-3-4b-it
 processor_type: AutoProcessor
 strict: false
 
+load_in_4bit: true
+
 # these 3 lines are needed for now to handle vision chat templates w images
 skip_prepare_dataset: true
 remove_unused_columns: false