Downgrade to musl 1.2.2

This is what it is available on ubuntu-22.04

Author: zanieb

cpython-unix/build-musl.sh

@@ -20,20 +20,20 @@ pushd musl-${MUSL_VERSION}
 # symbol dependencies on clients using an older musl version.
 patch -p1 <<EOF
 diff --git a/include/stdlib.h b/include/stdlib.h
-index b507ca3..8259e27 100644
+index b54a051f..194c2033 100644
 --- a/include/stdlib.h
 +++ b/include/stdlib.h
-@@ -147,7 +147,6 @@ int getloadavg(double *, int);
+@@ -145,7 +145,6 @@ int getloadavg(double *, int);
  int clearenv(void);
  #define WCOREDUMP(s) ((s) & 0x80)
  #define WIFCONTINUED(s) ((s) == 0xffff)
 -void *reallocarray (void *, size_t, size_t);
- void qsort_r (void *, size_t, size_t, int (*)(const void *, const void *, void *), void *);
  #endif
  
+ #ifdef _GNU_SOURCE
 diff --git a/src/malloc/reallocarray.c b/src/malloc/reallocarray.c
 deleted file mode 100644
-index 4a6ebe4..0000000
+index 4a6ebe46..00000000
 --- a/src/malloc/reallocarray.c
 +++ /dev/null
 @@ -1,13 +0,0 @@

pythonbuild/downloads.py

@@ -220,10 +220,10 @@
         "license_file": "LICENSE.mpdecimal.txt",
     },
     "musl": {
-        "url": "https://musl.libc.org/releases/musl-1.2.5.tar.gz",
-        "size": 1080786,
-        "sha256": "a9a118bbe84d8764da0ea0d28b3ab3fae8477fc7e4085d90102b8596fc7c75e4",
-        "version": "1.2.5",
+        "url": "https://musl.libc.org/releases/musl-1.2.2.tar.gz",
+        "size": 1055220,
+        "sha256": "9b969322012d796dc23dda27a35866034fa67d8fb67e0e2c45c913c3d43219dd",
+        "version": "1.2.2",
     },
     "ncurses": {
         "url": "https://ftp.gnu.org/pub/gnu/ncurses/ncurses-6.5.tar.gz",