php: remove no longer needed debug patch

packages/php/ext-fileinfo-libmagic-file.h.patch.debug

@@ -1,15 +0,0 @@
---- ./ext/fileinfo/libmagic/file.h	2018-02-27 16:33:03.000000000 +0000
-+++ ../file.h	2018-03-22 19:36:35.759933435 +0000
-@@ -511,10 +511,10 @@
- #endif
- 
- #ifndef strlcpy
--size_t strlcpy(char *, const char *, size_t);
-+size_t __attribute__((overloadable)) strlcpy(char *, const char *, size_t);
- #endif
- #ifndef strlcat
--size_t strlcat(char *, const char *, size_t);
-+size_t __attribute__((overloadable)) strlcat(char *, const char *, size_t);
- #endif
- #ifndef HAVE_STRCASESTR
- char *strcasestr(const char *, const char *);