Remove redundant @-style doc comment tags (#1641)

src/gfx/main.cpp

@@ -270,8 +270,7 @@ static void registerInput(char const *arg) {
 	}
 }
 
-// Turn an "at-file"'s contents into an argv that `getopt` can handle
-// @param argPool Argument characters will be appended to this vector, for storage purposes.
+// Turn an at-file's contents into an argv that `getopt` can handle, appending them to `argPool`.
 static std::vector<size_t> readAtFile(std::string const &path, std::vector<char> &argPool) {
 	File file;
 	if (!file.open(path, std::ios_base::in)) {

src/gfx/pal_spec.cpp

@@ -189,8 +189,8 @@ static T readLE(U const *bytes) {
 	return val;
 }
 
-// **Appends** the first line read from `file` to the end of the provided `buffer`.
-// @return true if a line was read.
+// Appends the first line read from `file` to the end of the provided `buffer`.
+// Returns true if a line was read.
 [[gnu::warn_unused_result]]
 static bool readLine(std::filebuf &file, std::string &buffer) {
 	assume(buffer.empty());