fix duplicate text

Author: s-sajid-ali

docs/hpc/14_tutorial_apptainer/05_customize_container_environments.mdx

@@ -75,19 +75,3 @@ If you leave the overlay open in read-write mode no other process will be able t
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 read-only overlays can be used by multiple processes which is why they are useful for parallel processing.
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-:::info
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-In the examples above, the overlay is mounted in read-write mode (`:rw`) so that changes can be made to the container environment.
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-Once you have finished installing packages or making modifications, it is recommended to mount the overlay in read-only mode (`:ro`).
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-::::warning
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-Only use read-write mode (`:rw`) when you need to modify the overlay. While an overlay is mounted in read-write mode, it cannot be opened by other processes.
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-Read-only mode (`:ro`) allows multiple processes to use the same overlay simultaneously, making it the recommended choice for running applications and parallel workloads.
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-::::
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