libtool: Update further patch status to backport

Three further patches were merged to upstream libtool, update the patch
status to Backport.

(From OE-Core rev: 062a4afbe6efff1f52db61225401d549507a6f66)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/libtool/libtool/0001-ltmain.in-Parse-additional-clang-options.patch

@@ -7,7 +7,7 @@ ldflags
 * build-aux/ltmain.in: Handle clang linker options
 
 Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-Upstream-Status: Submitted [https://lists.gnu.org/archive/html/libtool-patches/2024-01/msg00110.html]
+Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/libtool.git/commit/?id=725646bf095bf5c07c49ae38dd060f95bd95ae3c]
 
 ---
  build-aux/ltmain.in | 4 +++-

meta/recipes-devtools/libtool/libtool/0003-libtool.m4-Cleanup-sysroot-trailing.patch

@@ -13,7 +13,7 @@ and result in cleaner/consistent output.
 
 * m4/libtool.m4: Cleanup sysroot trailing '/' handling
 
-Upstream-Status: Submitted [https://lists.gnu.org/archive/html/libtool-patches/2024-01/msg00111.html]
+Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/libtool.git/commit/?id=365805327c7b9bbdb0e622b954b6b0d8eaeb3f99]
 Signed-off-by:  Richard Purdie <richard.purdie@linuxfoundation.org>
 
 ---

meta/recipes-devtools/libtool/libtool/0011-ltmain.in-Handle-prefix-map-compiler-options-correct.patch

@@ -11,7 +11,7 @@ Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
 
 https://lists.gnu.org/archive/html/libtool-patches/2021-10/msg00019.html
 https://lists.gnu.org/archive/html/libtool-patches/2024-01/msg00066.html
-Upstream-Status: Submitted [https://lists.gnu.org/archive/html/libtool-patches/2024-01/msg00109.html]
+Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/libtool.git/commit/?id=cdf4bf702f11d17e06569936e8a433a77f791228]
 
 ---
  build-aux/ltmain.in | 3 ++-