libs : rename libcommon -> libllama-common (#21936)

* cmake : allow libcommon to be shared

* cmake : rename libcommon to libllama-common

* cont : set -fPIC for httplib

* cont : export all symbols

* cont : fix build_info exports

* libs : add libllama-common-base

* log : add common_log_get_verbosity_thold()

tools/quantize/quantize.cpp

@@ -1,5 +1,8 @@
-#include "common.h"
 #include "llama.h"
+
+#include "build-info.h"
+#include "common.h"
+
 #include "gguf.h"
 
 #include <algorithm>
@@ -709,7 +712,7 @@ int main(int argc, char ** argv) {
         }
     }
 
-    print_build_info();
+    llama_print_build_info();
 
     if (params.dry_run) {
         fprintf(stderr, "%s: calculating quantization size for '%s' as %s", __func__, fname_inp.c_str(), ftype_str.c_str());