Ports/nyancat: Remove patch for printf() workaround

Now that the printf() implementation supports dot (`.`) for precision
specification, this patch is no longer required.

Ports/nyancat/patches/0002-Use-d-for-time-diff-printing.patch

@@ -1,22 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Gunnar Beutner <gbeutner@serenityos.org>
-Date: Thu, 15 Apr 2021 15:43:18 +0200
-Subject: [PATCH] Use %d for time diff printing
-
----
- src/nyancat.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/src/nyancat.c b/src/nyancat.c
-index 537225c..f2965c1 100644
---- a/src/nyancat.c
-+++ b/src/nyancat.c
-@@ -901,7 +901,7 @@ int main(int argc, char ** argv) {
- 			 * The \033[0m prevents the Apple ][ from flipping everything, but
- 			 * makes the whole nyancat less bright on the vt220
- 			 */
--			printf("\033[1;37mYou have nyaned for %0.0f seconds!\033[J\033[0m", diff);
-+			printf("\033[1;37mYou have nyaned for %d seconds!\033[J\033[0m", (int)diff);
- 		}
- 		/* Reset the last color so that the escape sequences rewrite */
- 		last = 0;

Ports/nyancat/patches/ReadMe.md

@@ -3,10 +3,3 @@
 ## `0001-Install-to-usr-local.patch`
 
 Install to /usr/local
-
-
-## `0002-Use-d-for-time-diff-printing.patch`
-
-Use %d for time diff printing
-
-