fix extra whitespaces

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index e8fe6d9..e2b1e04 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -287,7 +287,7 @@
 requires_key_exchange_with_cert_in_tls12_or_tls13_enabled() {
     if $P_QUERY -all MBEDTLS_SSL_PROTO_TLS1_2
     then
-            requires_any_configs_enabled $TLS1_2_KEY_EXCHANGES_WITH_CERT
+        requires_any_configs_enabled $TLS1_2_KEY_EXCHANGES_WITH_CERT
     elif ! $P_QUERY -all MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL_ENABLED
     then
         SKIP_NEXT="YES"
@@ -525,7 +525,7 @@
             hash_alg_variable=HAS_ALG_${hash_alg}
             eval ${hash_alg_variable}=YES
         fi
-    done 
+    done
 }
 
 # skip next test if the given hash alg is not supported