Fixed the gcc warning regarding minor linting

Author: samkoesnadi

examples/llava/clip-quantize-cli.cpp

@@ -8,8 +8,9 @@
 #include "llama.h"
 #include "ggml.h"
 
-void print_usage(int argc, char ** argv) {
-
+static void print_usage(int argc, char ** argv) {
+    (void) argc;
+    
     fprintf(stderr, "usage: %s /path/to/ggml-model-f32.gguf /path/to/ggml-model-quantized.gguf type\n", argv[0]);
     fprintf(stderr, "  type = 2 - q4_0\n");
     fprintf(stderr, "  type = 3 - q4_1\n");