unicode-rs: Add fuzzer for unicode-normalization module (#12653)

This PR add a new fuzzer for the unicode-normalization module under the
unicode-rs repository. The fuzzer has been merged in upstream
repository.

---------

Signed-off-by: Arthur Chan <[email protected]>

Author: arthurscchan

projects/unicode-rs/build.sh

@@ -15,13 +15,11 @@
 #
 ################################################################################
 
-if [ $SANITIZER != "coverage" ]
-then
-    cd $SRC/unicode-normalization
-    cargo fuzz build -O 
-    cp fuzz/target/x86_64-unknown-linux-gnu/release/unicode-normalization $OUT/unicode-normalization-normalization
-    cp fuzz/target/x86_64-unknown-linux-gnu/release/streaming $OUT/unicode-normalization-streaming
-fi
+cd $SRC/unicode-normalization
+cargo fuzz build -O
+cp fuzz/target/x86_64-unknown-linux-gnu/release/unicode-normalization $OUT/unicode-normalization-normalization
+cp fuzz/target/x86_64-unknown-linux-gnu/release/streaming $OUT/unicode-normalization-streaming
+cp fuzz/target/x86_64-unknown-linux-gnu/release/process $OUT/process
 
 cd $SRC/unicode-segmentation/
 cargo fuzz build -O