Qiskit Aqua 0.19 QuantumInstance file deletes some attributes when generating on macOS

[Eric-Arellano]

When on macOS, npm run gen-api -- -p qiskit -v 0.19.6 --historical results in removing 28 lines:

diff --git a/docs/api/qiskit/0.19/qiskit.aqua.QuantumInstance.md b/docs/api/qiskit/0.19/qiskit.aqua.QuantumInstance.md
index f6ba6fe63..d21d20ebe 100644
--- a/docs/api/qiskit/0.19/qiskit.aqua.QuantumInstance.md
+++ b/docs/api/qiskit/0.19/qiskit.aqua.QuantumInstance.md
@@ -64,12 +64,6 @@ Quantum Instance holds a Qiskit Terra backend as well as configuration for circu
 
 `= ['statevector_sample_measure_opt', 'max_parallel_shots']`
 
-### COMPILE\_CONFIG
-
-<span id="qiskit.aqua.QuantumInstance.COMPILE_CONFIG" />
-
-`= ['pass_manager', 'initial_layout', 'seed_transpiler', 'optimization_level']`
-
 ### NOISE\_CONFIG
 
 <span id="qiskit.aqua.QuantumInstance.NOISE_CONFIG" />
@@ -82,28 +76,14 @@ Quantum Instance holds a Qiskit Terra backend as well as configuration for circu
 
 `= ['timeout', 'wait']`
 
-### RUN\_CONFIG
-
-<span id="qiskit.aqua.QuantumInstance.RUN_CONFIG" />
-
-`= ['shots', 'max_credits', 'memory', 'seed_simulator']`
-
 ### backend
 
 Return BaseBackend backend object.
 
-### backend\_config
-
-Getter of backend\_config.
-
 ### backend\_name
 
 Return backend name.
 
-### backend\_options
-
-Getter of backend\_options.
-
 ### cals\_matrix\_refresh\_period
 
 returns matrix refresh period
@@ -136,14 +116,6 @@ returns measurement error mitigation cls
 
 returns measurement error mitigation shots
 
-### noise\_config
-
-Getter of noise\_config.
-
-### qjob\_config
-
-Getter of qjob\_config.
-
 ### run\_config
 
 Getter of run\_config.

We reproduced that on 3 macOS machines. But the problem does not happen on Linux. Is it case insensitivity?

[arnaucasau]

Looking at my .out folder on Linux for the attributes that seem to be removed when regenerating qiskit 0.19.6, I found that there are two files for them that macOS is not able to download because of the case sensitivity. For example for COMPILE_CONFIG: