[OpenBLAS] Update patches to improve performance

* Remove fallback to generic aarch kernels on neoverse. This was fixed
  before 0.3.20, so the optimized kernels should be fine to use now.
* Backport threshold increase for gemv multithreading to improve
  performance. This is included in 0.3.27.

O/OpenBLAS/OpenBLAS32@0.3.23/build_tarballs.jl

@@ -16,3 +16,5 @@ dependencies = openblas_dependencies(platforms)
 build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies;
                preferred_gcc_version=v"6", lock_microarchitecture=false, julia_compat="1.10")
 
+
+# Build trigger: 1

O/OpenBLAS/OpenBLAS32@0.3.23/bundled/patches/60-gemv-multithreading.patch

@@ -0,0 +1,22 @@
+From d2fc4f3b4d7f41527bc7dc8f62e9aa6229cfac89 Mon Sep 17 00:00:00 2001
+From: Martin Kroeker <[email protected]>
+Date: Wed, 17 Jan 2024 20:59:24 +0100
+Subject: [PATCH] Increase multithreading threshold by a factor of 50
+
+---
+ interface/gemv.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/interface/gemv.c b/interface/gemv.c
+index 1f07635799..2c121f1308 100644
+--- a/interface/gemv.c
++++ b/interface/gemv.c
+@@ -226,7 +226,7 @@ void CNAME(enum CBLAS_ORDER order,
+
+ #ifdef SMP
+
+-  if ( 1L * m * n < 2304L * GEMM_MULTITHREAD_THRESHOLD )
++  if ( 1L * m * n < 115200L * GEMM_MULTITHREAD_THRESHOLD )
+     nthreads = 1;
+   else
+     nthreads = num_cpu_avail(2);

O/OpenBLAS/OpenBLAS32@0.3.26/bundled/patches/60-gemv-multithreading.patch

@@ -0,0 +1,22 @@
+From d2fc4f3b4d7f41527bc7dc8f62e9aa6229cfac89 Mon Sep 17 00:00:00 2001
+From: Martin Kroeker <[email protected]>
+Date: Wed, 17 Jan 2024 20:59:24 +0100
+Subject: [PATCH] Increase multithreading threshold by a factor of 50
+
+---
+ interface/gemv.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/interface/gemv.c b/interface/gemv.c
+index 1f07635799..2c121f1308 100644
+--- a/interface/gemv.c
++++ b/interface/gemv.c
+@@ -226,7 +226,7 @@ void CNAME(enum CBLAS_ORDER order,
+
+ #ifdef SMP
+
+-  if ( 1L * m * n < 2304L * GEMM_MULTITHREAD_THRESHOLD )
++  if ( 1L * m * n < 115200L * GEMM_MULTITHREAD_THRESHOLD )
+     nthreads = 1;
+   else
+     nthreads = num_cpu_avail(2);

O/OpenBLAS/OpenBLAS@0.3.23/build_tarballs.jl

@@ -17,4 +17,4 @@ dependencies = openblas_dependencies(platforms)
 build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies;
                preferred_gcc_version=v"6", lock_microarchitecture=false, julia_compat="1.10")
 
-# Build trigger: 3
+# Build trigger: 4

O/OpenBLAS/OpenBLAS@0.3.23/bundled/patches/60-gemv-multithreading.patch

@@ -0,0 +1,22 @@
+From d2fc4f3b4d7f41527bc7dc8f62e9aa6229cfac89 Mon Sep 17 00:00:00 2001
+From: Martin Kroeker <[email protected]>
+Date: Wed, 17 Jan 2024 20:59:24 +0100
+Subject: [PATCH] Increase multithreading threshold by a factor of 50
+
+---
+ interface/gemv.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/interface/gemv.c b/interface/gemv.c
+index 1f07635799..2c121f1308 100644
+--- a/interface/gemv.c
++++ b/interface/gemv.c
+@@ -226,7 +226,7 @@ void CNAME(enum CBLAS_ORDER order,
+
+ #ifdef SMP
+
+-  if ( 1L * m * n < 2304L * GEMM_MULTITHREAD_THRESHOLD )
++  if ( 1L * m * n < 115200L * GEMM_MULTITHREAD_THRESHOLD )
+     nthreads = 1;
+   else
+     nthreads = num_cpu_avail(2);

O/OpenBLAS/OpenBLAS@0.3.26/bundled/patches/60-gemv-multithreading.patch

@@ -0,0 +1,22 @@
+From d2fc4f3b4d7f41527bc7dc8f62e9aa6229cfac89 Mon Sep 17 00:00:00 2001
+From: Martin Kroeker <[email protected]>
+Date: Wed, 17 Jan 2024 20:59:24 +0100
+Subject: [PATCH] Increase multithreading threshold by a factor of 50
+
+---
+ interface/gemv.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/interface/gemv.c b/interface/gemv.c
+index 1f07635799..2c121f1308 100644
+--- a/interface/gemv.c
++++ b/interface/gemv.c
+@@ -226,7 +226,7 @@ void CNAME(enum CBLAS_ORDER order,
+
+ #ifdef SMP
+
+-  if ( 1L * m * n < 2304L * GEMM_MULTITHREAD_THRESHOLD )
++  if ( 1L * m * n < 115200L * GEMM_MULTITHREAD_THRESHOLD )
+     nthreads = 1;
+   else
+     nthreads = num_cpu_avail(2);