chore: update libpng wrap to 1.6.48

Author: Totto16

subprojects/libpng.wrap

@@ -1,13 +1,13 @@
 [wrap-file]
-directory = libpng-1.6.47
-source_url = https://github.com/glennrp/libpng/archive/v1.6.47.tar.gz
-source_filename = libpng-1.6.47.tar.gz
-source_hash = 631a4c58ea6c10c81f160c4b21fa8495b715d251698ebc2552077e8450f30454
-patch_filename = libpng_1.6.47-1_patch.zip
-patch_url = https://wrapdb.mesonbuild.com/v2/libpng_1.6.47-1/get_patch
-patch_hash = a21f619a39da40a215e6c0d51e92af173c14b5e958bad0c0069eb91a6b9b0a3d
-source_fallback_url = https://github.com/mesonbuild/wrapdb/releases/download/libpng_1.6.47-1/libpng-1.6.47.tar.gz
-wrapdb_version = 1.6.47-1
+directory = libpng-1.6.48
+source_url = https://github.com/glennrp/libpng/archive/v1.6.48.tar.gz
+source_filename = libpng-1.6.48.tar.gz
+source_hash = b17e99026055727e8cba99160c3a9a7f9af788e9f786daeadded5a42243f1dd0
+patch_filename = libpng_1.6.48-1_patch.zip
+patch_url = https://wrapdb.mesonbuild.com/v2/libpng_1.6.48-1/get_patch
+patch_hash = 542b94272aa117186f91857ac9fe6efdedcd97e870cd06104361e99a56badcad
+source_fallback_url = https://github.com/mesonbuild/wrapdb/releases/download/libpng_1.6.48-1/libpng-1.6.48.tar.gz
+wrapdb_version = 1.6.48-1
 
 [provide]
 libpng = libpng_dep