Removing LLO filter tests from repo. (Moved to cal shared account at LLO)

...filter_tests/L1/L1_1238373012_1238375788_ASD_residual.png

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...filter_tests/L1/L1_1238373012_1238375788_all_tf_ratio.png

...tests/L1/L1_1238373012_1238375788_all_tf_ratio_zoomed.png

..._tests/L1/L1_1238373012_1238375788_calib_state_vector.png

...tests/L1/L1_1238373012_1238375788_plot_DCS-CALIB_F_CC.png

...1/L1_1238373012_1238375788_plot_DCS-CALIB_F_S_SQUARED.png

...ts/L1/L1_1238373012_1238375788_plot_DCS-CALIB_KAPPA_C.png

...8373012_1238375788_plot_DCS-CALIB_KAPPA_PUM_IMAGINARY.png

...1_1238373012_1238375788_plot_DCS-CALIB_KAPPA_PUM_REAL.png

...8373012_1238375788_plot_DCS-CALIB_KAPPA_TST_IMAGINARY.png

...1_1238373012_1238375788_plot_DCS-CALIB_KAPPA_TST_REAL.png

...8373012_1238375788_plot_DCS-CALIB_KAPPA_UIM_IMAGINARY.png

...1_1238373012_1238375788_plot_DCS-CALIB_KAPPA_UIM_REAL.png

...L1_1238373012_1238375788_plot_DCS-CALIB_SRC_Q_INVERSE.png

...tests/L1/L1_1238373012_1238375788_spectrum_comparison.png

.../L1DCS_C01_1237749384_filter_tests/L1/L1_C00_frames.cache

...S_C01_1237749384_filter_tests/L1/L1_hoft_DCS_frames.cache

...749384_filter_tests/L1/L1_hoft_DCS_no_kappas_frames.cache

.../L1DCS_C01_1237749384_filter_tests/L1/L1_raw_frames.cache