Convert into a list for the Saber parameter sets

crypto_kem/firesaber/META.yml

@@ -1,4 +1,4 @@
-name: FireSaber 
+name: FireSaber
 type: kem
 claimed-nist-level: 5
 claimed-security: IND-CCA2
@@ -7,7 +7,11 @@ length-ciphertext: 1472
 length-secret-key: 3040
 length-shared-secret: 32
 nistkat-sha256: 937d9b2e139112e13d4093a6afe715deff476e4d578208b9e8e1809de43835cd
-principal-submitter: Jan-Pieter D'Anvers, Angshuman Karmakar, Sujoy Sinha Roy, Frederik Vercauteren
+principal-submitters:
+  - Jan-Pieter D'Anvers
+  - Angshuman Karmakar
+  - Sujoy Sinha Roy
+  - Frederik Vercauteren
 implementations:
     - name: clean
       version: https://github.com/KULeuven-COSIC/SABER/commit/14ede83f1ff3bcc41f0464543542366c68b55871

crypto_kem/lightsaber/META.yml

@@ -1,4 +1,4 @@
-name: LightSaber 
+name: LightSaber
 type: kem
 claimed-nist-level: 1
 claimed-security: IND-CCA2
@@ -7,7 +7,11 @@ length-ciphertext: 736
 length-secret-key: 1568
 length-shared-secret: 32
 nistkat-sha256: dc2233ae221cfabbb1db5ab1a76c93967d37de9f87a8092561f95ab28eff6061
-principal-submitter: Jan-Pieter D'Anvers, Angshuman Karmakar, Sujoy Sinha Roy, Frederik Vercauteren
+principal-submitters:
+  - Jan-Pieter D'Anvers
+  - Angshuman Karmakar
+  - Sujoy Sinha Roy
+  - Frederik Vercauteren
 implementations:
     - name: clean
       version: https://github.com/KULeuven-COSIC/SABER/commit/14ede83f1ff3bcc41f0464543542366c68b55871

crypto_kem/saber/META.yml

@@ -1,4 +1,4 @@
-name: Saber 
+name: Saber
 type: kem
 claimed-nist-level: 3
 claimed-security: IND-CCA2
@@ -7,7 +7,11 @@ length-ciphertext: 1088
 length-secret-key: 2304
 length-shared-secret: 32
 nistkat-sha256: c9e2c16f41f162c607a1d5704107159e5e12713b9bb8c356b1d68b216e79096e
-principal-submitter: Jan-Pieter D'Anvers, Angshuman Karmakar, Sujoy Sinha Roy, Frederik Vercauteren
+principal-submitters:
+  - Jan-Pieter D'Anvers
+  - Angshuman Karmakar
+  - Sujoy Sinha Roy
+  - Frederik Vercauteren
 implementations:
     - name: clean
       version: https://github.com/KULeuven-COSIC/SABER/commit/14ede83f1ff3bcc41f0464543542366c68b55871