tweaks: remove two pairs of unneeded braces, and normalize a line

src/chars.c

@@ -98,10 +98,10 @@ bool is_blank_char(const char *c)
 bool is_cntrl_char(const char *c)
 {
 #ifdef ENABLE_UTF8
-	if (use_utf8) {
+	if (use_utf8)
 		return ((c[0] & 0xE0) == 0 || c[0] == DEL_CODE ||
 				((signed char)c[0] == -62 && (signed char)c[1] < -96));
-	} else
+	else
 #endif
 		return ((*c & 0x60) == 0 || *c == DEL_CODE);
 }

src/text.c

@@ -1849,9 +1849,8 @@ void justify_text(bool whole_buffer)
 	{
 		/* When justifying the entire buffer, start at the top.  Otherwise, when
 		 * in a paragraph but not at its beginning, move back to its first line. */
-		if (whole_buffer) {
+		if (whole_buffer)
 			openfile->current = openfile->filetop;
-		}
 		else if (inpar(openfile->current) && !begpar(openfile->current, 0))
 			do_para_begin(&openfile->current);
 

src/winio.c

@@ -721,8 +721,7 @@ int convert_CSI_sequence(const int *seq, size_t length, int *consumed)
 				if (seq[2] == '3')
 					return ALT_INSERT;
 #endif
-			}
-			else if (length > 4 && seq[2] == ';' && seq[4] == '~')
+			} else if (length > 4 && seq[2] == ';' && seq[4] == '~')
 				/* Esc [ 2 n ; 2 ~ == F21...F24 on some terminals. */
 				*consumed = 5;
 #ifndef NANO_TINY