xtensa: binutils 2.26 is fine

target/config/Config.in.binutils

@@ -9,7 +9,7 @@ default ADK_TOOLCHAIN_BINUTILS_2_26 if ADK_TARGET_ARCH_BFIN
 default ADK_TOOLCHAIN_BINUTILS_2_26 if ADK_TARGET_ARCH_H8300
 default ADK_TOOLCHAIN_BINUTILS_2_26 if ADK_TARGET_ARCH_M68K && !ADK_TARGET_CPU_CF
 default ADK_TOOLCHAIN_BINUTILS_2_26 if ADK_TARGET_ARCH_MOXIE
-default ADK_TOOLCHAIN_BINUTILS_GIT if ADK_TARGET_ARCH_XTENSA
+default ADK_TOOLCHAIN_BINUTILS_2_26 if ADK_TARGET_ARCH_XTENSA
 default ADK_TOOLCHAIN_BINUTILS_2_25_1
 
 config ADK_TOOLCHAIN_BINUTILS_GIT