Run lcov action in docker only if render_backend != EGL #219

Job	Run time
noetic mj-3.2.0 GLFW + catkin_lint + ccov	7m 23s
noetic mj-3.2.0 GLFW + catkin_lint + ccov	7m 23s
noetic mj-3.2.0 GLFW + catkin_lint + ccov	7m 23s
noetic mj-3.2.0 OSMESA + catkin_lint + ccov	3m 24s
noetic mj-3.2.0 OSMESA + catkin_lint + ccov	3m 24s
noetic mj-3.2.0 OSMESA + catkin_lint + ccov	3m 24s
noetic mj-3.2.0 EGL + catkin_lint + ccov	3m 34s
noetic mj-3.2.0 EGL + catkin_lint + ccov	3m 34s
noetic mj-3.2.0 EGL + catkin_lint + ccov	3m 34s
noetic mj-3.2.0 DISABLE + catkin_lint + ccov	6m 48s
noetic mj-3.2.0 DISABLE + catkin_lint + ccov	6m 48s
noetic mj-3.2.0 DISABLE + catkin_lint + ccov	6m 48s
one mj-3.2.0 GLFW + clang-tidy (delta)	6m 17s
one mj-3.2.0 GLFW + clang-tidy (delta)	6m 17s
one mj-3.2.0 GLFW + clang-tidy (delta)	5m 56s
one mj-3.2.0 OSMESA + clang-tidy (delta)	2m 31s
one mj-3.2.0 OSMESA + clang-tidy (delta)	2m 31s
one mj-3.2.0 OSMESA + clang-tidy (delta)	2m 31s
one mj-3.2.0 EGL + clang-tidy (delta)	3m 59s
one mj-3.2.0 EGL + clang-tidy (delta)	3m 24s
one mj-3.2.0 EGL + clang-tidy (delta)	3m 24s
one mj-3.2.0 DISABLE + clang-tidy (delta)	2m 31s
one mj-3.2.0 DISABLE + clang-tidy (delta)	2m 31s
one mj-3.2.0 DISABLE + clang-tidy (delta)	2m 31s
	1h 47m 50s

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