SramUnit naming fixes.

SRAMUnit/design/rtl/GcdUnit-demo.v

SRAMUnit/design/sram/convert_lib_to_db.sh

SRAMUnit/design/sram/remove-lef-pg-obs.py

SRAMUnit/design/sram/sramconfig.py

SramUnit/design/cadence-innovus-flowsetup/README.md

SramUnit/design/cadence-innovus-flowsetup/configure.yml

.../innovus-foundation-flow/custom-scripts/always-source.tcl

...p/innovus-foundation-flow/custom-scripts/embed-return.tcl

...innovus-foundation-flow/custom-scripts/restore-design.tcl

...etup/innovus-foundation-flow/custom-scripts/run-debug.tcl

...up/innovus-foundation-flow/custom-scripts/save-design.tcl

.../innovus-foundation-flow/custom-scripts/setup-session.tcl

...tup/innovus-foundation-flow/custom-scripts/stream-out.tcl

...innovus-foundation-flow/custom-scripts/summary-report.tcl

SramUnit/design/cadence-innovus-flowsetup/run.sh

...nit/design/cadence-innovus-flowsetup/scripts/post_cts.tcl

...it/design/cadence-innovus-flowsetup/scripts/post_init.tcl

...t/design/cadence-innovus-flowsetup/scripts/post_place.tcl

...gn/cadence-innovus-flowsetup/scripts/post_postctshold.tcl

...sign/cadence-innovus-flowsetup/scripts/post_postroute.tcl