kokoro: use gcc 13 (#1085)

Author: dneto0

kokoro/linux-gcc-debug-dawn/build.sh

@@ -17,4 +17,4 @@ set -e  # fail on error
 set -x  # display commands
 
 SCRIPT_DIR=`dirname "$BASH_SOURCE"`
-source $SCRIPT_DIR/../scripts/linux/build_dawn.sh DEBUG "gcc-9"
+source $SCRIPT_DIR/../scripts/linux/build_dawn.sh DEBUG "gcc-13"

kokoro/linux-gcc-debug/build.sh

@@ -17,5 +17,5 @@ set -e  # fail on error
 set -x  # display commands
 
 SCRIPT_DIR=`dirname "$BASH_SOURCE"`
-source $SCRIPT_DIR/../scripts/linux/build.sh DEBUG "gcc-9" \
+source $SCRIPT_DIR/../scripts/linux/build.sh DEBUG "gcc-13" \
     -DAMBER_ENABLE_SWIFTSHADER=TRUE

kokoro/linux-gcc-release-clspv/build.sh

@@ -17,6 +17,6 @@ set -e  # fail on error
 set -x  # display commands
 
 SCRIPT_DIR=`dirname "$BASH_SOURCE"`
-source $SCRIPT_DIR/../scripts/linux/build.sh RELEASE "gcc-9" \
+source $SCRIPT_DIR/../scripts/linux/build.sh RELEASE "gcc-13" \
     -DAMBER_USE_CLSPV=TRUE \
     -DAMBER_ENABLE_SWIFTSHADER=TRUE

kokoro/linux-gcc-release/build.sh

@@ -17,6 +17,6 @@ set -e  # fail on error
 set -x  # display commands
 
 SCRIPT_DIR=`dirname "$BASH_SOURCE"`
-source $SCRIPT_DIR/../scripts/linux/build.sh RELEASE "gcc-9" \
+source $SCRIPT_DIR/../scripts/linux/build.sh RELEASE "gcc-13" \
     -DAMBER_ENABLE_SWIFTSHADER=TRUE \
     -DAMBER_USE_DXC=TRUE