tests/vm: partially un-tabify help output

While the make syntax itself uses tabs having a mixture of tabs and
spaces in the vm-help output make no sense and confuses things lining
up between terminal and editor. Fix that.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20250108121054.1126164-29-alex.bennee@linaro.org>

tests/vm/Makefile.include

@@ -64,23 +64,23 @@ endif
 	@echo "  vm-boot-ssh-<guest>             - Boot guest and login via ssh"
 	@echo
 	@echo "Special variables:"
-	@echo "    BUILD_TARGET=foo		 - Override the build target"
-	@echo "    DEBUG=1              	 - Enable verbose output on host and interactive debugging"
-	@echo '    EXTRA_CONFIGURE_OPTS="..."   - Pass to configure step'
-	@echo "    J=[0..9]*            	 - Override the -jN parameter for make commands"
-	@echo "    LOG_CONSOLE=1        	 - Log console to file in: ~/.cache/qemu-vm "
-	@echo "    USE_TCG=1        	         - Use TCG for cross-arch images"
-	@echo "    QEMU=/path/to/qemu		 - Change path to QEMU binary"
+	@echo "    BUILD_TARGET=foo              - Override the build target"
+	@echo "    DEBUG=1                       - Enable verbose output on host and interactive debugging"
+	@echo '    EXTRA_CONFIGURE_OPTS="..."    - Pass to configure step'
+	@echo "    J=[0..9]*                     - Override the -jN parameter for make commands"
+	@echo "    LOG_CONSOLE=1                 - Log console to file in: ~/.cache/qemu-vm "
+	@echo "    USE_TCG=1                     - Use TCG for cross-arch images"
+	@echo "    QEMU=/path/to/qemu            - Change path to QEMU binary"
 ifeq ($(HAVE_PYTHON_YAML),yes)
-	@echo "    QEMU_CONFIG=/path/conf.yml   - Change path to VM configuration .yml file."
+	@echo "    QEMU_CONFIG=/path/conf.yml    - Change path to VM configuration .yml file."
 else
 	@echo "    (install python3-yaml to enable support for yaml file to configure a VM.)"
 endif
-	@echo "                                   See conf_example_*.yml for file format details."
-	@echo "    QEMU_IMG=/path/to/qemu-img	 - Change path to qemu-img tool"
-	@echo "    QEMU_LOCAL=1                 - Use QEMU binary local to this build."
-	@echo "    TARGET_LIST=a,b,c    	 - Override target list in builds"
-	@echo "    V=1				 - Enable verbose output on host and guest commands"
+	@echo "                                    See conf_example_*.yml for file format details."
+	@echo "    QEMU_IMG=/path/to/qemu-img    - Change path to qemu-img tool"
+	@echo "    QEMU_LOCAL=1                  - Use QEMU binary local to this build."
+	@echo "    TARGET_LIST=a,b,c             - Override target list in builds"
+	@echo "    V=1                           - Enable verbose output on host and guest commands"
 
 vm-build-all: $(addprefix vm-build-, $(IMAGES))