Chore: uses elvis operators where applicatable

Author: CarterLi

src/common/impl/commandoption.c

@@ -61,7 +61,7 @@ bool ffParseModuleOptions(const char* key, const char* value)
             }
             fprintf(stderr, "Error: Unsupported module option: %s\n", key);
             fputs("       Support of module options has been removed. Please add the flag to the JSON config instead.\n", stderr);
-            fprintf(stderr, "       Example (demonstration only): `{ \"modules\": [ { \"type\": \"%s\", \"%s\": %s%s%s } ] }`\n", moduleName.chars, jsonKey.chars, value ? "\"" : "", value ? value : "true", value ? "\"" : "");
+            fprintf(stderr, "       Example (demonstration only): `{ \"modules\": [ { \"type\": \"%s\", \"%s\": %s%s%s } ] }`\n", moduleName.chars, jsonKey.chars, value ? "\"" : "", value ?: "true", value ? "\"" : "");
             fputs("       See <https://github.com/fastfetch-cli/fastfetch/wiki/Configuration> for more information.\n", stderr);
             exit(477);
         }

src/detection/gpu/gpu_linux.c

@@ -560,7 +560,7 @@ static const char* detectOf(FFlist* gpus, FFstrbuf* buffer, FFstrbuf* drmDir, co
 
     if (!gpu->name.length)
     {
-        ffStrbufSetS(&gpu->name, name ? name : compatible);
+        ffStrbufSetS(&gpu->name, name ?: compatible);
         ffStrbufTrimRightSpace(&gpu->name);
     }
     if (!gpu->vendor.length && name)

src/logo/logo.c

@@ -307,10 +307,10 @@ void ffLogoPrintChars(const char* data, bool doColorReplacement)
 static void logoApplyColors(const FFlogo* logo, bool replacement)
 {
     if(instance.config.display.colorTitle.length == 0)
-        ffStrbufAppendS(&instance.config.display.colorTitle, logo->colorTitle ? logo->colorTitle : logo->colors[0]);
+        ffStrbufAppendS(&instance.config.display.colorTitle, logo->colorTitle ?: logo->colors[0]);
 
     if(instance.config.display.colorKeys.length == 0)
-        ffStrbufAppendS(&instance.config.display.colorKeys, logo->colorKeys ? logo->colorKeys : logo->colors[1]);
+        ffStrbufAppendS(&instance.config.display.colorKeys, logo->colorKeys ?: logo->colors[1]);
 
     if (replacement)
     {