Update tests to execute user app without prefix 'run'

Author: scopeInfinity

tests/app/cat_test.sh

@@ -4,7 +4,7 @@
 
 QEMU_SCREENSHOT_NAME="cat_test.ppm"
 
-python3 -m tests.qemu.monitor -p ${MONITOR_PORT:?} -sc run cat readme.md
+python3 -m tests.qemu.monitor -p ${MONITOR_PORT:?} -sc cat readme.md
 
 test_create_screen_dump
 test_screen_content $LINENO "Experimental OS"

tests/app/ls_test.sh

@@ -4,7 +4,7 @@
 
 QEMU_SCREENSHOT_NAME="ls_test.ppm"
 
-python3 -m tests.qemu.monitor -p ${MONITOR_PORT:?} -sc run ls
+python3 -m tests.qemu.monitor -p ${MONITOR_PORT:?} -sc ls
 
 test_create_screen_dump
 test_screen_content $LINENO "cat"

tests/app/tictactoe_test.sh

@@ -4,7 +4,7 @@
 
 QEMU_SCREENSHOT_NAME="tictactoe_test.ppm"
 
-python3 -m tests.qemu.monitor -p ${MONITOR_PORT:?} -sc run tictactoe
+python3 -m tests.qemu.monitor -p ${MONITOR_PORT:?} -sc tictactoe
 
 test_create_screen_dump
 test_screen_content $LINENO "TicTacToe"